Polygon is the leading blockchain development platform, offering scalable, affordable, secure and sustainable blockchains for Web3. Its growing suite of products offers developers easy access to major scaling solutions including L2 (ZK Rollups and Optimistic Rollups), sidechains, hybrid, stand-alone and enterprise chains, and data availability. Polygon’s scaling solutions have seen widespread adoption with tens of thousands of decentralized applications hosted, 1.6B+ total transactions processed, 180M+ unique user addresses, and $7B+ in assets secured. Polygon is carbon neutral with the goal of leading the Web3 ecosystem in becoming carbon negative.

# Key Job Responsibilities

* Contribute to designing, implementing and launching new versions of blockchain nodes and maintaining them
* Implement new features and deploy them on an ongoing basis
* Design and build blockchain components, consensus, tools for the Polygon ecosystem
* Collaborate with external teams and developers

# What you’ll need

* 3+ years of experience working with backend systems in Go
* Good understanding of distributed systems and network protocols
* Experience with Ethereum, Bitcoin, or other blockchains is a plus
* Understanding and being able to reason about different scalability approaches, such as rollups and sidechains, knowledge of ZK rollups is a big plus.
* Experience of writing smart-contracts (using Solidity or Vyper) is a plus

# Benefits

The goal of the Polygon total rewards program is to support the health and well-being of you and your family. Our comprehensive compensation plan includes, the following benefits:

* Remote first global workforce
* Industry leading Medical, Dental and Vision health insurance fully covered for each employee
* Company matching 401k with 6% match
* $1,500 Home Office Set Up Allowance
* $2,000 Employee Development Program
* Unlimited PTO, with minimum required 10 days off annually for each employee
* Book Allowance Program…$200 per year
* Company issued laptop

Blockchain protocols

Ethereum

BitCoin

Remote

Blockchain Engineer

# Responsibilities

* Write Solidity smart contracts, scripts that deploy and interact with smart contracts
* Set and maintain efficient and secure development processes, ensuring the speed of development meets our goals without compromising on security
* Work extensively on the security of GammaX solidity smart contracts through audits, testing, formal verification, q/a, etc.
* Support various engineering and product teams to help build out and develop GammaX
* Collaborate proactively with the rest of the GammaX family to transform novel ideas into game changing DeFi products
* Must be willing to carry out various engineering and product-related tasks as needed by leadership

# Qualifications

* 4+ years experience writing high quality smart contracts in Solidity or another language
* 5+ years experience in software engineering developing in another programming language
* Experience with designing, testing, review, deployment, and interactions with smart contracts that hold funds
* Deep understanding of EVM and broad DeFi ecosystem
* Must be able to write scalable code that is clean and coherent
* Knowledge of Ethereum or other scaling solutions

Smart contracts

Solidity

Senior Blockchain Engineer

We are the fastest growing RWA Tokenization protocol, growing 2000% in the last 30 days. We are also the fastest growing stablecoin 11,000% in the last 30 days.

Our TVL is currently $8,000,000+

Come and build the future with us.

We are looking for a Senior Solidity developer to help us build borrowing and launch V3 of our stablecoin USDR.

You will be responsible for co-architecting and developing key peices of the product alongside our Co-founder and CTO.

You should have 3+ years experience developing smart contracts in solidity. You should have extensive experience and knowledge of DeFi. You should be well versed in smart contract security and the latest exploits.

We are a small and nimble team, that likes to move fast. Although we move fast security and keeping user funds safe is our top priority. We care deeply about building systems that can positively impact the world.

If that sounds like you then please apply :)

DeFi

Senior Solidity Architect

Biconomy’s foundations were built on making Web 3 accessible and simple to all. We do this by making blockchain transactions seamless, and by doing so, we are accelerating the mainstream adoption of Web 3.

That’s why ease and accessibility are imperative to our innovations and solutions. While we build for developers, our work radically simplifies the overall user experience on Web 3. By abstracting away blockchain complexities, the end user enjoys the benefits of Web 3 with the familiarity of Web 2.

We are already solving for some of the leading players in the blockchain space & are emerging as the default transaction stack for Web 3. Some of our numbers:

* Processed 22 million transactions
* Facilitating over $233 million of transfer volume
* Saving users over $4.7 million in gas fees!

# What are we looking for?

We’re looking for a protocol engineer to work within the Protocol Team in designing and implementing Biconomy’s Multichain Relayer Protocol. You will collaboratively take ownership of the protocol's design, construction, and development.

We are looking for a highly experienced core developer with relevant experience in implementing solutions to core blockchain problems (such as consensus, account management, cryptography, storage, identity, and performance)As web3 networks mature, the demand for highly intuitive and nuanced user experiences has grown. At the same time, the demand for decentralization is at an all-time high.

To achieve these design goals, we need a core developer to collaboratively design, build and evolve the core decentralized infrastructure capable of censorship resistance and, simultaneously, deliver user experience exceeding those offered by legacy networks.

# What will you be doing?

* Working within the Protocol Team in designing and implementing Biconomy’s Multichain Relayer protocol
* Researching external blockchain systems and understanding how they implement solutions to core blockchain problems, designing ways to integrate them with Biconomy’s relayer protocol
* Participating in technical specifications design, development, and implementations
* Upholding high-security standards and ensuring sound security practices when building out the protocol
* Collaborating with developers on all parts of the stack internally for auxiliary products such as wallets, block explorers, etc
* Performing and assisting engineers through code reviews, acceptance testing, bug fixing, and general support
* Staying up to date with emerging trends and applying them to Biconomy if applicable

# Your experience should include:

* 4+ years of experience in software development and relevant experience in blockchain technologies.
* Practical experience with various consensus protocols/algorithms
* Practical experience with p2p communication in a decentralized network (concept of connecting to a peer node, handling connection drops, hands-on libp2p experience is a plus point!)
* Practical experience with designing and building high-performance and scalable network protocols
* Practical experience with mempool implementation (preferably EVM mempool) and ability to modify it as per network requirements. Non-EVM is a plus point!
* Hands-on experience with Go, Typescript, Nodejs, Javascript
* Hands-on experience with Oracles, Relayers, and setting up blockchain nodes
* Hands-on experience with Ethereum supplementary tools such as infura, ethers.js, hardhat, etc
* Demonstrated strong ability to take an implementation from POC to MVP to Production while ensuring quality

# What's in it for you?

You will get the first-row seat to designing and building the novel decentralized infrastructure that supports improved web3 UX through optimized transaction management and execution. You will have the opportunity to implement novel concepts and innovate on decentralized designs while also ensuring that we relentlessly ship products to production and not just implement them in silos.

More importantly, you get to be part of a team of highly experienced and driven individuals from around the globe to collaborate on and build industry-leading decentralized network infrastructure.

# What we offer:

* Work from anywhere (Remote first)
* Flexible working hours
* Flexible vacation policy
* Competitive Salary
* Token Allocation
* Opportunity to grow. The sky's the limit if you're hungry to succeed
* Be an integral part of building the narrative for the digital economies of the future
* Game nights, virtual celebrations, and work retreats

TypeScript

Protocol Engineer

As a Senior Solidity Software Engineer, you will help Tokemak build the future of liquidity infrastructure within Web3/crypto.

# Responsibilities

* Develop and deploy smart contracts on the Ethereum blockchain using Solidity
* Assist with the architecture and design of advanced DeFi centric smart contracts
* Write and maintain tests using the Foundry toolkit to ensure the reliability and efficiency of the smart contracts

# Requirements

* 2+ years Solidity experience, including deploying contracts to mainnet
* Deep understanding of the Ethereum Virtual Machine, including gas optimization tradeoffs and security best practices
* Experience building in DeFi, managing a protocol with significant TVL is a plus
* Interested in Ethereum research and trends including L2s and ZK rollups
* Familiarity with the Foundry toolkit, or similar framework

Senior Solidity Software Engineer

Founded in 2015, OpenZeppelin is the premier crypto cybersecurity technology and services company, trusted by the most used DeFi and NFT projects in the world.

Our mission is to protect the open economy, safeguarding tens of billions of dollars in funds for leading crypto organizations including Aave, Coinbase, Compound, Ethereum Foundation, TheGraph and many others.

The OpenZeppelin team, spread across 30+ countries in the world, is responsible for creating the most popular Open Source Library for Smart Contract development in the world with over 15 million downloads! The expertise we've built along the years allowed us to uncover major security vulnerabilities for some of the most well known players in the market.

With the success of our products, our security audit work, and the open source educational efforts, we are setting the industry standards for secure systems of a hyper-fast-growing industry and we're looking for more folks to help us on our mission.

This opening is for a Security Researcher role within the company. If you would like to build and maintain the contracts library, Defender or any of our products, consider the product development openings.

# What you'll be doing

* Review smart contracts for the top decentralized applications before they get launched and present findings and vulnerabilities that the protocol can have to the client.
* Team up with one or two auditors and review code line by line and try to hack it.
* Working on proposals to make code easier to understand and use in the future by sharing good practices
* Conduct open-ended research around cutting edge blockchain technologies.
* Paid time to conduct research and contribute to OpenZeppelin’s projects and knowledge

# You have

* Hands-on and practical experience in one or more of the following areas: software development, cyber security, mathematics.
* Experience with public Ethereum or other EVM-based blockchains.
* Knowledge in the Solidity programming language.
* Intellectual curiosity and the capability to learn complex topics
* Above-average attention to detail skills.
* The ability to work independently, with minimal supervision.
* An advanced English level and great communication skills (oral and written).
* Passion about the blockchain space and decentralization.
* Ability to work collaboratively in a distributed team.

# Nice to have

* Experience in Back-end programming using JavaScript, Python, Golang or Rust
* Experience performing code reviews.
* Experience in financial engineering and/or capital markets microstructure

# Logistics

Our interview process takes place on Zoom and tends to consist of the following stages:

* Recruiter call (45 minutes)
* Hiring Manager call (45 minutes)
* Team member interview (1 hour)
* Leadership call (30 minutes)
* Paid work test (lasting up to 10 days)
* Reference checks
* Please let us know if you require any accommodations for the interview process, and we’ll do our best to provide assistance.

# Benefits

* Unlimited holidays
* Fully remote: your way of working
* Paid parental leave & benefits for primary or second caregiver
* Team events: onboarding tour & company retreats in different locations around the world
* Work from home office equipment stipend of up to $500 USD
* Monthly allowance for wellness activities
* Coworking: access to a coworking space of your choice 
* Learning: technical training; spoken language lessons in any language of your choice (using Italki)
* Working with a global team in a fast-growing industry

Security

Europe

Blockchain Security Researcher

Offchain Labs is building a suite of scaling solutions for Ethereum. This includes Arbitrum, an Optimistic Rollup, that instantly scales apps, reducing costs and increasing capacity, without sacrificing Ethereum's security. Porting contracts to Arbitrum requires no code changes or downloads since it’s compatible with existing Ethereum developer languages and tooling.

Our team is extremely passionate and works tirelessly to bridge the gap between what blockchain is and what blockchain can be. We strive to maintain an atmosphere that fosters innovation and new ideas through collaboration, research, and deep discussions. After raising an initial round of $3.8M in seed funding in January 2019 and a $20M series A, as well as a $100M series B in 2021, we are ready to hire additional team members that have an interest in working in the blockchain space and a knack for approaching problems in unconventional ways.

# Who you are:

* Possess extensive production experience with Golang
* Excited to learn and develop blockchain technology (No experience yet? No problem!)
* Possess a strong sense of ownership in your work, which drives you to find ways to do things better and faster
* Always up-to-speed on the latest technologies
* Constantly on the lookout for new and innovative ways to solve complex problems through rigorous experimentation
* Your communication style is open, transparent, and direct, and you consistently work in tight collaboration with your teammates
* Always open to feedback, new ideas, and opportunities for self-improvement
* You look for ways to help out beyond the scope of your day-to-day work

# What you've done:

* Made significant contributions to the products you’ve worked on in your career
* Have dabbled in, educated yourself on, or are experienced working on blockchain technology
* Eager to bring cutting-edge research to the real world and help build a platform for the next generation of cryptocurrency applications
* Experience working with compilers, architecting systems and developing SDKs
* Security-minded and always keeping an eye out for potential threats and vulnerabilities in your code
* Mastered CS fundamentals, either in a formal university program or through self-learning

Cryptocurrency

Golang Engineer

Binance is the global blockchain company behind the world’s largest digital asset exchange by trading volume and users, serving a greater mission to accelerate cryptocurrency adoption and increase the freedom of money.

Are you looking to be a part of the most influential company in the blockchain industry and contribute to the crypto-currency revolution that is changing the world?

BNB Chain is an EVM-compatible blockchain with over 1,000 dApps deployed and over 1m daily active users (addresses). We are looking for a Chief Architect for our tech-driven ecosystem. The successful candidate will join the innovative and rapidly evolving field to build a new era of crypto-powered applications.

# Job Description

* Researching and building blockchain protocols, modules, technologies and algorithms.
* Preparation of detailed design documents and testing strategies according to requirements.
* Promoting technical experience sharing within the team.
* Work with partners on blockchain integrations and solutions.
* Support the community through the best communications and documentation.

# Qualifications

* Qualifications in Computing/Mathematics/Electronic Engineering or other relevant fields preferred.
* An ability to learn quickly and hit the ground designing, architecting, and developing a complex software project.
* Proficiency in Golang, Rust, C++, Java, and other mainstream blockchain development languages.
* Solid knowledge in computing theory including networking, data structures, algorithms, database theory, and networking.
* Existing track record of R&D and execution of open source projects on known blockchain platforms such as Ethereum and Bitcoin is a great plus.

# Additional Information
 
* Do something meaningful; Be a part of the future of financial technology and the no.1 company in the industry
* Fast-moving, challenging, and unique business problems
* International work environment and flat organization
* Great career development opportunities in a growing company
* Possibility for relocation and international transfers mid-career
* Competitive salary
* Flexible working hours, Casual work attire

# Working at BNB Chain Innovation

* Do something meaningful; Be a part of the future of finance technology and the leading company in the industry
* Fast moving, challenging and unique business problems
* International work environment, flat organization, flexible working hours
* Great career development opportunities in a growing company
* Possibility for relocation and international transfers mid-career
* Competitive salary

Rust

Senior Blockchain Developer

At 3Box Labs we are on a mission to usher in a new era for the web, where data is secure, interactions are trustworthy, and relationships are the basis of connection. We're enabling online experiences that are delightful and integrated while also bolstering privacy and freeing innovation. Our first product, Ceramic, is the building block for composable data on the web and is powering thousands of the world's most ambitious applications.

We're backed by an incredible community and the best investors in the space (USV, Placeholder, Variant, Multicoin) who have deep conviction in our mission.  We are a lean, voraciously curious team from across the globe, with 5 years of expert remote work experience and frequent (and awesome) team retreats to spend time together. We have founded tech startups, written books, won product awards, authored patents, created Ethereum standards, and advised F100 CEOs.

Come help us tackle novel challenges and reinvent how data is managed online. Every one of our roles is remote first (retreat often!). We are committed to building a diverse and inclusive team because we cannot succeed in our mission without it. People that identify with groups traditionally underrepresented in tech are particularly encouraged to apply. 

At Ceramic, we are building infrastructure and open APIs that, we believe, will empower developers around the world to build better and more scalable applications using composable and interoperable data. As a Developer Advocate, you will be focusing on growing Ceramic developer community and making sure that developers have the best experience when using Ceramic tools and APIs. You will focus on educating developers on technical aspects of Ceramic, inspiring them to build better applications by building demos and projects, understanding their needs and making sure that Ceramic truly serves the needs of developers. This position reports to the Developer Success Lead.

# Success looks like...

* You create technical tutorials, educational curriculum, demos and best practice guides that enable developers to understand Ceramic technology helping us to unlock the growth of Ceramic ecosystem from hundreds of Web3 apps to thousands.
* You unlock collaboration with other developer communities and ecosystems by building applications, writing code for integrations between Ceramic and other APIs and tinkering around to build new technical demos.
* You ensure that our 100,000 developer community has a smooth development experience when building on Ceramic by providing white glove support for developers. You’ll take feedback and turn it into Proof of Concepts, demos and fixes which you will propose to the core Ceramic technology.
* You represent Ceramic at key developer conferences and hackathons, accelerating Ceramic’s popularity making it one of the key projects developers want to learn and build on during hackathons.
* You're likely a good fit if you have...
* You are comfortable working with JavaScript/TypeScript and React.
* You have experience in building web3 applications or helping other developers to build web3 projects.
* You have an understanding and an ability to work with various third-party libraries and APIs.
* You have experience with technical writing, public speaking and have the ability to represent difficult technical concepts to various audiences.
* You are a strong technical educator - you have experience in building technical educational programs, technical curriculum or workshops.
* You take pride in helping others. You have a genuine interest in helping other people, regardless of their background, to understand difficult concepts and build great applications.
* You have a strong curiosity for technology and you strive to learn new things and build new projects. You love tinkering around, building demos and new applications.

Salary range: $120-$160K depending on seniority and location. We understand everyone's risk preferences and life situation is different so we can offer flexibility here. Our goal is to extend a fair and exciting offer, while preserving fairness across the team.

# Our Values 

* Care: We work with passionate teammates committed to a shared purpose and support each other to work better and live well.
* Act with intention: We are thoughtful doers who put as much into why and how we do something as what we do.
* Go further, together: Our mission is too big for us alone. We cultivate trust, ask for help, and build momentum together.
* Drive incredible impact: We aim for massive impact and we deliver. 

# Benefits and Perks

* Our benefits align with our values and operating model - we want everyone to help own and drive our purpose in their own way, with compensation and benefits to match.
* Generous equity for everyone 
* Competitive salary that is fair across the globe
* Unlimited vacation and flexible working hours
* Budgets for learning, thought leadership, and community events
* In person team retreats twice a year
* Healthcare benefits 

React

Web3

Senior Web 3 Developer Advocate

Many in the crypto community believe that sovereign chains communicating freely with one another is the future for crypto infrastructure, and that now is the right time to move in that direction. 

Saga's mission is to give developers what they need to build the next 1000 chains in the multichain metaverse, or multiverse.

We are a protocol for automatically provisioning application-specific blockchains in the multiverse. We are rearchitecting developer and end user interactions with blockchains. Using shared security, innovations in validator orchestration, and an automated CI/CD deployment pipeline standardized across apps in single tenant VMs, Saga makes launching a dedicated blockchain, or chainlet, as easy as deploying a smart contract.

Saga’s initial focus will be on gaming and entertainment chains. As the metaverse expands, performance requirements and end user expectations are climbing higher and higher, and crypto-based applications have to deliver. 

Our vision is ambitious, and we need the smartest and most determined engineers to join us on our journey. We are a world class team of veteran web3 entrepreneurs and builders from Ignite (Tendermint), Apple, Twitter, NVIDIA and Skuchain, and we’re looking to grow.

We offer a flexible, remote working environment. You can expect a warm welcome from a friendly and international team that will support you in your personal and professional growth. This is an exciting opportunity to take an active part in the blockchain space and contribute to the decentralization of the future.

# The Work

* Design, document and implement quality backend architectures, services and tooling that leverage the Cosmos technology stack, infrastructure providers, cloud orchestration and more.
* Developing Cosmos SDK modules for genesis coordination, shared security, multiple VMs support, etc
* Gain a holistic view of our blockchain product and to participate in the realization of that broader product from the user to the block.
* Develop high-quality, performant, modern, clean and readable code within tight deadlines.

# Must Have

* 4+ years of software engineering experience.
* 2+ years experience working with Golang.
* A strong grasp of computer science fundamentals including network, storage, OS, data structures, compilers, etc.
* Experience working in an agile development environment
* Proficient in spoken and written English

# Nice to Have

* Experience building with Cosmos SDK, CosmWasm, Tendermint Core.
* Experience in creating microservices, working with tools like Kubernetes, Ansible, Docker, Terraform.
* Experience with optimizing program processor and memory utilization.
* Interest in topics such as proof-of-stake, consensus algorithms, decentralized exchanges, public-key cryptography, etc.
* Contribution to open-source projects

# Benefits

* Work Remotely from anywhere in the world.
* Work on exciting things. The world of crypto is our playground!
* Flexible working hours
* Flexible vacation policy
* Competitive Salary
* Stock options
* Full benefits

Cosmos

Blockchain

Agile

Blockchain Infra Engineer

We are a team of world class builders and researchers with expertise across several domains: Ethereum Protocol Engineering, Layer-2, Decentralized Finance (DeFi), Miner Extractable Value (MEV), Smart Contract Development, Security Auditing and Formal Verification.

Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, StarkWare, Gnosis Chain, Aave, Flashbots, xDai, Open Zeppelin, Forta Protocol, Energy Web, POA Network and many more.

We actively contribute to Ethereum core development, EIP's and network upgrades together with the Ethereum Foundation, and other client teams.

Today, there are nearly 200 of us working remotely from over 45+ countries.

# About the Role

We are looking for a self-starter and growth-minded Staff Software Engineer to help develop Juno (StarkNet Golang Client). StarkNet is a permissionless decentralised ZK-Rollup operating over Ethereum enabling any dApp to achieve unlimited scale for its computation. You will be the core developer of the StarkNet ecosystem collaborating directly with StarkWare and other clients’ core developers impacting its architecture and infrastructure.You will be designing and implementing a StarkNet Client in Golang which will include the following:

* Efficient storage and retrieval of StarkNet state
* P2P layer and performant synchronisation mechanisms
* Data access layers, such as JSON-RPC
* Communication with Ethereum for state verification

# Requirements

* 6+ years of Software Engineering experience
* 2+ years of experience in Blockchain Protocol experience
* Passion for inner workings of Blockchain systems
* Strong programming ability and knowledge of Data Structures and Algorithms
* Robust design and architectural experience
* Experience with Software Testing and release management

# Nice to Have

* Extensive Golang experience
* Distributed networks (P2P)
* Performance and memory optimisations
* Blockchain / EVM / TransactionPool / JSON RPC
* Complex data structures for example; Patricia\Merkle/Verkle tries
* NoSQL Key Values databases for example; RocksDB
* Cryptography

# Perks and benefits:

* Fully remote
* Flexible working hours
* Plus equity

Cryptography

MetaStreet is a DeFi (Decentralized Finance) interest rate protocol that provides liquidity to NFT (non-fungible token) collateral via tranched capital pools, abstracting risk and yield away from individual NFTs. MetaStreet seeks to utilize financial constructs to scale the GDP of the Metaverse and emerging NFT economies.

The MetaStreet team is fully remote, embracing web3 principles. Joining MetaStreet means joining a young, ambitious and technically savvy team that operates on the cutting edge of DeFi and NFTs with the goal of pioneering metaverse finance.

MetaStreet is fully funded by prominent VC's in the industry and has partnered with primary NFT collateral marketplaces. Simply put, MetaStreet team members have the tools needed to succeed.

# Responsibilities

* Design, develop, program, test, debug and maintain smart contracts for the MetaStreet protocol.
* Work directly with the CTO on the entire back-end of the protocol and own specific workstreams to completion.
* Collaborate with the entire MetaStreet team and broader community on ideation & implementation of new features and products to advance metaverse finance.

# Requirements

* At least 1 year of experience working with Solidity and Web3 tools (Hardhat, Truffle, etc)
* Strong communication skills (English fluency required), ability to work with limited oversight / entrepreneurial mindset
* Experience developing blockchain projects (specifically DeFi), general understanding of financial markets

# Why MetaStreet?

* Small, motivated and proven team, building something that has never been built before. Opportunity to make meaningful contributions & have ownership over an entirely nascent space.
* Remote work, flexible hours - we don't care what you do as long as you ship.
* Equity-like upside in a fast growing company.
* Well-capitalized with prominent partnerships up and down the stack = you get to go on the start up adventure without taking on the start up risk.

Truffle

Solidity Engineer

As a Solidity Engineer, you will help us design and deploy our next generation of smart contracts. You will work closely with engineering leads, and partners to prototype smart contracts that extend our core architecture as well as lead efforts to upgrade and optimize our contracts running on EVM based networks. The goal is to create a suite of smart contracts that make up the Safe protocol, bringing the best UX and maximum flexibility to our users. Security is critical, so a strong attention to detail is a must.

Location: Berlin, Germany

Our Tech Stack: Solidity, Hardhat, Typescript

# What you will be doing:

* Develop smart contracts for the Safe protocol
* Iterate on existing smart contracts (e.g. core contracts)
* Evaluate and idea value capture opportunities on contract level
* Support external developers on contract usage (e.g. StackExchange)
* Document the Safe protocol approaches/ solution
* Collaborate with product team (Engineers, designers, stakeholders) on protocol/contract related features

# What you will bring:

* Experience with modern Solidity stack (hardhat, truffle, various plugins, package managers, linters, code cov etc.)
* Experience debugging and simulation of contract interaction with local nodes (e.g. hardhat and ganache,
* Proven experience with different Ethereum development platforms (e.g. Remix, Tenderly, OpenZepplin)
* Experience with Solidity libraries (e.g. Remix, Tenderly, OpenZepplin)
* You have worked on the projects that have been audited
* Testing knowledge (coverage, automation, integration)

# Nice to have skills:

* Expert in EVM details/design
* Deep knowledge in Ethereum RPC usage
* Familiarity with tokenomics
* Typescript for testing

Berlin

Senior Solidity Engineer

Reddit is a community of communities where people can dive into anything through experiences built around their interests, hobbies, and passions. Our mission is to bring community, belonging, and empowerment to everyone in the world. Reddit users submit, vote, and comment on content, stories, and discussions about the topics they care about the most. From pets to parenting, there’s a -community for everybody on Reddit and with over 50 million daily active users, it is home to the most open and authentic conversations on the internet.

The RedditX team is among the most innovative, forward-looking teams at Reddit. We are a fast-moving and entrepreneurial organization within Reddit, dedicated to building new monetizable experiences that users and communities love. With our track record of rapid execution and experimentation, we have been doubling revenue steadily year-over-year. Today, the X org is responsible for established products like Avatar, Premium, Awards, Talk, Powerups, and more. 

We are looking for someone with 2+ years working experience in a security role on Ethereum projects as well as some experience developing scalable backends (e.g. Python/Go/Java) that integrate with them.

# Qualifications:

* Fluency in Solidity.
* Experience with Solidity & Ethereum security and smart contract auditing.
* Experience with smart contract development tools, patterns, and practices.
* 5+ years of experience building clean, maintainable, and well-tested code.
* Great engineering skills and strong CS fundamentals.
* Excellent collaborative and communication skills.
* Able to work effectively under schedule pressure to fix defects, review code, design, write, test new code, and diagnose production issues.

# Benefits:

* Comprehensive Health benefits
* 401k Matching 
* Workspace benefits for your home office
* Personal & Professional development funds
* Family Planning Support
* Flexible Vacation & Reddit Global Days Off
* 4+ months paid Parental Leave  
* Paid Volunteer time off

Senior Software Engineer (Crypto Security)

Across is an optimistic cross-chain bridge protocol that allows users to execute transactions between chains nearly instantaneously. This is accomplished by using an optimistic oracle, bonded relayers, and single-sided liquidity pools.

# Who is behind Across?

Across is built using UMA's optimistic oracle. Our growing team is relatively small but incredibly mighty, and strives to be an engaging leader in the DeFi community. 

# Where are we headed?

We’re a cross-chain bridge that prides itself on its speed, security and low fees.
* Our road-map is robust, and with an iterative and continuous development philosophy, we’re always building. 
* We’re a global team that values diverse perspectives and top tier talent.
* We’re growing internationally with the support of top tier investors and advisors.

# Where do you fit in? 

We're looking for a Senior Smart Contract Engineer to join our team. You'll have an opportunity to work across our entire Ethereum-based web3 stack on cutting-edge technology that reshapes the global financial system.

Our tech stack: Solidity, ethers, hardhat, Typescript, Javascript, Node.js, web3, React

# Responsibilities

* Protocol Architecture: Research and develop protocol upgrades and new financial concepts.
* Smart Contracts:Implement designs with a focus on security, simplicity, ease of use, and gas-efficiency.
* Code Review and Mentorship: Write code in a highly collaborative open source ecosystem. In depth reviews of others’ contributions is expected with a focus on helping others grow their technical expertise.
* Bots: write off-chain code to interact with and manage smart contracts. Bot systems should have a high degree of correctness, efficiency, and antifragility.

# Skills and Qualifications

* 2+ years full-time experience in Engineering at a software or financial services technology organization
* 1+ years full-time experience working in solidity or other compiled language
* Demonstrated ability to learn new tech and write secure and high quality code
* Passion for blockchain technology, cryptoeconomic protocol design, game theory, or decentralized finance

# Compensation: 

* UMA's pay packages include competitive salaries & substantial token options. Salaries are typically between $100-200k (USD), and your token allocation can grow with your voting rewards while you participate in the growing ecosystem.
* Philosophies for a culture that show we care: Take vacation when you need it, family care, training and development (just to name a few)
* 100% remote, which means we encourage you to create the work environment that you thrive in.

Smart Contract Engineer

Omni is a multi-chain DeFi wallet, focused on surfacing opportunities to users throughout web3. From staking assets on 20+ different L1s, to bridging tokens across networks, Omni is the most powerful and user friendly wallet on the market.

# What we're looking for

We're seeking a talented backend engineer to help build out the infrastructure that makes our unique wallet experience possible. Especially difficult due to our multi-chain nature, your day to day work could range from wrangling TypeScript and deploying REST APIs, to indexing blockchains and decoding user submitted transactions.

You'll partner closely with our CTO on greenfield projects to help Omni scale to the masses.

# Responsibilities

* Create web3 integrations (staking, swapping, vaults, etc) that users will interact with via Omni
* Index data across a variety of networks including Ethereum, Near, Tezos, Solana and more
* Manage Terraform and Docker to deploy our services via AWS
* Write REST APIs and manage Postgres databases to surface information to our frontend
* Balance engineering speed and quality, with a focus on shipping.

# Qualifications

* 3+ years engineering experience
* Proficiency in TypeScript and Node
* Excellent communication skills
* (Optional) Existing web3 knowledge (EVM chains, Solana, CosmWasm, etc)

Solana

Backend Engineer

ChainSafe is a leading blockchain research and development firm specializing in infrastructure solutions for the decentralized web. Alongside its contributions to major ecosystems such as Ethereum, Polkadot, Filecoin, Mina, and more, ChainSafe creates solutions for developers and teams across the web3 space utilizing our expertise in gaming, bridging, NFTs, and decentralized storage. As part of the mission to build innovative products for users and better tooling for developers, ChainSafe embodies an open-source and community-oriented ethos.

ChainSafe Systems is seeking dedicated Protocol Engineers to join the Lodestar team, Ethereum consensus (Eth2.0) implementation written in TypeScript.

# About Lodestar

Lodestar is an Ethereum Consensus (Eth 2.0) client and ecosystem of resources to provide and support the next generation of light-clients. Light clients are the missing piece in today's blockchain ecosystems to achieve decentralization across the entire stack. You will contribute in ensuring the long-term success of Ethereum while being at the edge of multiple technological fronts.

# About the role

As a protocol engineer, you will contribute to Lodestar by developing accurate, secure, and performant code to implement various specifications. No prior blockchain experience is required, but it is expected for you to gain protocol proficiency over time. You'll also have the opportunity to engage with the wider Ethereum Consensus community, other client teams and contribute to research efforts to influence its future design. The position is full-time and remote-friendly.

No prior blockchain experience is required.

# Responsibilities

* Understand a protocol specification and develop a highly performant implementation
* Research multiple solutions and evaluate their performance-memory trade-offs
* Research and develop novel light-client solutions
* Refactor and improve existing features in the client and supporting libraries
* Review, audit and test your teammates code
* Provide feedback on overall design decisions
* Collaborate with other protocol implementation teams to share knowledge and improve each other's clients

# Required skills and experience

* Extended experience developing highly performant, secure, and scalable software
* Senior Proficiency in Javascript and TypeScript (no front-end experience required)
* Experience in distributed applications and peer to peer networking
* Comfortable learning complex protocols from scratch
* Takes initiative, is a self-starter, be accountable for work
* Experience with open-source software or strong communication skills as we actively coordinate with external parties
* Strong familiarity with Node.js C++ internals and / or the v8 javascript engine

# Nice to have

* Experience with blockchain protocols
* Experience with cryptography
* Strong academic or engineering background
* Performance analysis and optimization, optimizing data structures and algorithms
* Devops, testing infrastructure, and CI for large systems
* Familiarity with open-source software principles.

Protocol Engineer (Lodestar, Ethereum)

We are a team of world class builders and researchers with expertise across several domains: Ethereum Protocol Engineering, Layer-2, Decentralized Finance (DeFi), Miner Extractable Value (MEV), Smart Contract Development, Security Auditing and Formal Verification.

Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, StarkWare, Gnosis Chain, Aave, Flashbots, xDai, Open Zeppelin, Forta Protocol, Energy Web, POA Network and many more.

We actively contribute to Ethereum core development, EIP's and network upgrades together with the Ethereum Foundation, and other client teams.

Today, there are nearly 200 of us working remotely from over 45+ countries.

# About the Role

We are looking for a self-starter and growth-minded Staff Software Engineer to help develop Juno (StarkNet Golang Client). StarkNet is a permissionless decentralised ZK-Rollup operating over Ethereum enabling any dApp to achieve unlimited scale for its computation. You will be the core developer of the StarkNet ecosystem collaborating directly with StarkWare and other clients’ core developers impacting its architecture and infrastructure.You will be designing and implementing a StarkNet Client in Golang which will include the following:

* Efficient storage and retrieval of StarkNet state
* P2P layer and performant synchronisation mechanisms
* Data access layers, such as JSON-RPC
* Communication with Ethereum for state verification

# Requirements

* 5+ years of Software Engineering experience
* 2+ years of experience in Blockchain Protocol experience
* Passion for inner workings of Blockchain systems
* Strong programming ability and knowledge of Data Structures and Algorithms
* Robust design and architectural experience
* Experience with Software Testing and release management

# Nice to Have

* Extensive Golang experience
* Distributed networks (P2P)
* Performance and memory optimisations
* Blockchain / EVM / TransactionPool / JSON RPC
* Complex data structures for example; Patricia\Merkle/Verkle tries
* NoSQL Key Values databases for example; RocksDB
* Cryptography

# Perks and benefits:

* Fully remote
* Flexible working hours
* Plus equity

Algorithms

Blockswap is a permissionless middle layer for Web3 ensuring blockchain benefits accessible to mainstream users.
 
Blockswap Labs,  a core contributor to the Blockswap Network, is building a suite of products to support the Ethereum Proof of Stake benefits to be accessible for mainstream users and protocols. We are consistently trying to push the envelope, solving some of the most challenging problems in Ethereum and its Rollup Ecosystem for Defi and Web 3. We delivered Industry's first 60 secs ETH staking, Keyless recovery for Etheruem Validators, and Restakng collectives via Liquid Staking Derivatives that enable anyone to have a validator for 4 ETH. 

Our team is one of the most impactful and knowledgeable in Cross-chain Communication and introduced bridgeless multichain liquidity. We are a very diverse, globally distributed team and a key proponent of the Rollup-centric future of Ethereum. We focus on last-mile user onboarding, and our ecosystem has grown from strength to strength. 

The company was founded by leading cross-chain specialists and DeFi engineers. We are a small team crushing the scene with a passion for a decentralized future, currently active on MEV, Bridgeless multichain token transfers, and liquidity management.

We are looking for an experienced, smart contract engineer (solidity) to help us build the MEV markets and bridgeless cross-chain. You will be part of our Engineering team and work with the best minds in the DeFi and cross-chain domain.

We also are actively developing fundamental infrastructure for Ethereum staking LSD, MEV - PBS, and Multichain ERC20 for cross-chain bridgeless liquidity for rollups and EVM blockchains. 

# Responsibilities

* You will be working primarily on MEV markets PBS and Multichain ERC20 for the cross-chain liquidity management contract stack we built internally.
* Write highly efficient smart contracts adhering to best security practices on byte-level executions efficiently process and store on-chain information.
* Work in line with the technical and formal specifications and implementation of contracts logic
* Create tests and specs to enable property tests, formal configuration presets, and production deployments.
* Implement periphery contracts and SDK for contracts
* Build smart contracts using Test Driven Development methodologies, including code reviews, acceptance testing, bug fixing, and general support

# Requirements

* 3+ years experience working as a full-time developer and recent 1yr DeFi experience a must.
* Intellectual curiosity and the capability to learn complex topics and validate research assumptions
* Prior experience deploying complex smart contract systems to the Ethereum mainnet is essential.
* You write secure, efficient, high-quality code and understand CS fundamentals, common vulnerabilities, and the EVM well.
* Solid English communication skills (oral and written) are a must in documenting throughout the development phase.
* A deep understanding of blockchain fundamentals, common vulnerabilities, and the EVM
* Strong knowledge of gas optimization and the tradeoff between efficient and readable code.
* Familiar with testing frameworks, such as Foundry, Hardhat, and Certora Prover.
* Experience submitting smart contract codebases for third-party audits, with extensive comments and NatSpec documentation, code review, and distributed version control.
* Experience working in the cross-chain bridging or interoperability space.

# Bonus

* Familiarity with the rollups (ZK & Optimistic)
* Ability to work collaboratively in a distributed team.
* Experience other languages (Rust, C++, Python)
* Degree in Mathematics, Computer science, or a related field.
* Experience implementing complex math in Solidity for financial systems or building high-reliability systems.
* Experience working with agile methodologies (Kanban, CI/CD, TDD, Paired Programming)

At Space and Time, we are solving Web3’s toughest data analytics challenges at planetary scale with decentralized, peer-to-peer technology. We are building the data foundation of Web3: a fully decentralized and community-operated data warehouse, using novel cryptography to connect tamperproof query results directly to smart contracts. This enables joining trustless on-chain and off-chain data in a single platform, allowing Web3 developers to build new use cases quickly. Our team is growing fast, backed by the top L1 blockchains and VCs, as well as enterprise partners such as Microsoft and Samsung NEXT.

A career at Space and Time is lucrative, fast-paced, and very creative. We value you (and all your ideas) like family and we bring an endless supply of perks. This includes flexible workweeks + flexible vacation, add-on bonuses for hard work, we attend exciting events/conferences/parties, we’re headquartered on the beach near LA (but don’t mind you working remote), and most importantly- we provide analytics technology to the largest dApps, DAOs, DeFi/DEXs, GameFi, NFT platforms, enterprises, etc. We are committed to growing a diverse and welcoming team in a safe space to be yourself and learn from the most innovative minds in blockchain and data warehousing. Help us invent the first truly decentralized data platform!

As the Head of our Web3/Blockchain/Oracles Engineering team, you will lead highly skilled engineers responsible for developing a dApp interoperability platform and backend to Web3. You will focus on hosted cloud analytics infrastructure for major blockchains, multichain or cross-chain smart contract frameworks, tamperproof blockchain indexing techniques, and proprietary zkSNARK-like proofing mechanisms. You will partner with internal and external teams to build and scale dApps on top of our data platform. This team is responsible for building the integrations between our decentralized data warehouse and major blockchains via oracle networks, which will also be used for query validation and network management. In addition, you’ll be defining Web3 analytics challenges that supporting teams will help solve. This role is vital to our organization and will report to the executive and senior engineering leadership.

# Responsibilities:

* Grow the team by recruiting, interviewing, and hiring new team members
* Sourcing experienced web3 engineers and building training to onboard web2 full stack engineers to web3
* Leading architecture development, execution all the way to mainnet and beyond.. focusing on SLAs/scale that pushes the bounds of Web3
* Integrating our data platform with the web3 stack (MetaMask, Web.js, Hardhat, OpenZeppelin, Filecoin, Oracle Networks, multichain smart contracts, etc)
* Develop a vision and strategy for the product portfolio and management execution with regards to dApp data acquisition and blockchain-focused data acquisition
* You will be developing innovative techniques to anchor data to blockchains via smart contracts as well as to index/read from blockchains via tamperproof RPC calls.
* Building tools, platforms and database integrations to turn a blockchain-secured data/analytics platform into a user-facing hosted cloud solution
* Codifying best practices for future reuse in the form of accessible, reusable patterns, templates, and code bases to facilitate meta data capturing and management
* Managing a team of software engineers writing new code to build bigger, better, faster, more optimized analytics tools for Web3
* Interacting with exec team and senior engineering leadership to define, prioritize, and ensure smooth deployments with other operational components
* Highly engaged with industry trends within Web3 (as well as analytics domain / distributed database domain)
* Understand how data and analytics use cases across Web3 and major blockchains can be optimized through cluster-compute of SQL at extreme scale, on a global decentralized p2p network
* Develop the future leaders of Space and Time by providing continuous mentorship, coaching, and growth opportunities.
* Foster a culture of creativity and innovation while also promoting practical/agile decision-making

# Skills & Qualifications

* Bachelor’s degree in computer science or related technical field. Masters or PhD a plus.
* 8+ years experience engineering software with a few years at a leading Web3 org
* 3+ years experience leading/growing high-performance software eng teams
* A track record of recruiting and leading technical teams in a demanding talent market
* Rock-solid engineering fundamentals
* Knowledge of blockchain indexing, web3 stack, consensus mechanisms, etc
* Experience with rapid development cycles in a web-based environment
* Strong scripting and test automation knowledgePassionate about Web3, blockchain, decentralization, and a base understanding of how data/analytics plays into this
* Ability to engage senior business leaders and translate between the needs of the business and the demands of / capacities of technology
* If Remote, willing to let us fly you into Southern California to meet with the leadership team up to once a month (to connect in-person for a few days)

Management

Head of Web3 Engineering

The mission of Trust Machines is to grow the Bitcoin economy. We’ve recently raised $150M to realize this vision, build Bitcoin apps, and the open-source technologies required to unleash the true potential of Bitcoin for DeFi and Decentralized Applications.

Zest Protocol is on a mission to expand the Bitcoin economy by building the first on-chain Bitcoin capital markets. We’re building a Bitcoin lending protocol that enables Bitcoin liquidity providers to earn Bitcoin yield through professionally managed lending pools. Zest pools lend to the most credit-worthy participants in the Bitcoin economy, allowing them to borrow against their future earnings and thus growing the Bitcoin economy.

We are a remote friendly-company — with our headquarters in New York and a strong commitment to ensuring people can do great work here and thrive without having to live near an office. This role is open to candidates across the world.

# About the Opportunity

We’re looking to work with a smart contract developer in our remote team who can help us upgrade and maintain Zest Protocol’s core smart contracts. Zest Protocol interacts with both stacks and bitcoin blockchains.

The ideal candidate has Solidity (or other smart contract language) experience, experience with Rust, and experience interacting with the bitcoin blockchain. As the second smart contract developer on the team, you’ll be responsible for co-designing and implementing the new contracts or contract changes.

# What You’ll Do:

* Design and implement new Zest Protocol v2 core contracts
* Ensure contract security by assessing potential attack vectors and preventing exploits
* Ensure code quality by reviewing together with other smart contract developer
* Respond to and fix issues raised by security audits
* Communicate and work closely with developer team

# What We’re Looking For:

* 2+ years of Solidity or other smart contract language development
* Demonstrable experience of deploying smart contracts run in blockchain protocols
* Knowledge of security best practices in smart contract languages (knowledge of reentrancy attacks, frontrunning, int overflow and underflow, other exploits..)
* Proven architectural design skills for creating efficient code patterns optimized for speed and performance
* Experience auditing contracts
* 4+ years of experience with Rust or other core programming language core programming languages (C / C# / C++ / python / other relevant)
* Strong computer science background
* Experience with web wallets
* BONUS: Experience with lisp programming language

# We’d Also Like to See:

* Love for Bitcoin and crypto
* Self-motivated & experience in working with small teams
* Attitude of humbleness towards technology and the risks of creating problems from trying to solve problems too early
* Experience building applications that interact with blockchains
* We’d love to hear from you even if you don’t have experience or interest in every bullet. There’s no perfect candidate and we want to find the right fit, even if it’s different than we imagine. We especially would like to meet underrepresented/underestimated candidates.

# Why Zest Protocol:

* Experienced founding team; founded multiple startups and one exit
* Fully funded and backed by Trust Machines, our parent company
* Flexibility to work from anywhere

# Compensation:

* Competitive NYC based Salary (regardless of location, benchmarked annually) + equity/token
* (Regardless of location: $90,000 - $180k Base Salary)

# What we offer:

* Work from home
* Competitive salary based on NYC comp (regardless of location, benchmarked annually)
* Token incentives
* Open Vacation Policy, take the days you need
* Up to 16 weeks of paid parental leave
* Your choice of technical setup and equipment

Smart Contract Developer

DXdao is building a suite of Web3 products. As such, it heavily relies on the technical expertise of solidity developers with strong knowledge of building on top of Ethereum. We are looking for a Senior Solidity Developer to join us on our multi-chain, AMM Swapr!

# What you should be interested in doing:

* Building the next generation of DeFi products.
* Working on the cutting edge of decentralization.
* Contributing to a distributed, consensus based, and on chain organization.
* Creating unique solutions to dApp specific user experience challenges.
* Researching into new areas around DeFi space and experiment how these could be integrated towards Swapr / DXdao ecosystem.
* Designing, implementing, testing, and auditing protocol upgrades and additions.
* Driving high-level decisions about Swapr protocol architecture, features, quality standards, and best practices.

# Core responsibilities on Swapr:

* Define, prioritise and lead smart contracts roadmap.
* Discover, architect and implement tech stack that will yield competitive advantage and ensure a stable and scalable product.
* Identify opportunities and risk in the ecosystem and propose initiatives.
* Drive the design, development, and implementation of new Swapr features.
* Coordinate deployment and expansion of Swapr on new EVM networks.
* Lead ongoing technical initiatives around bringing value to SWPR token
* Smart contract related operations.

# We are looking for:

* A DAO/DeFi enthusiast who wants to build open source decentralized applications focused on financial freedom and privacy.
* An independent, self-starter who is comfortable working in a fast-paced environment.
* Someone with extensive experience in solidity (ideally +2 years) and in deploying AMMs.
* A contributor with excellent written and verbal communication skills and can collaborate effectively on a breadth of technical topics.

Portugal

Senior Solidity Developer

Offchain Labs is building a suite of scaling solutions for Ethereum. This includes Arbitrum, an Optimistic Rollup, that instantly scales apps, reducing costs and increasing capacity, without sacrificing Ethereum's security. Porting contracts to Arbitrum requires no code changes or downloads since it’s compatible with existing Ethereum developer languages and tooling.

Our team is extremely passionate and works tirelessly to bridge the gap between what blockchain is and what blockchain can be. We strive to maintain an atmosphere that fosters innovation and new ideas through collaboration, research, and deep discussions. After raising an initial round of $3.8M in seed funding in January 2019 and a $20M series A, as well as a $100M series B in 2021, we are ready to hire additional team members that have an interest in working in the blockchain space and a knack for approaching problems in unconventional ways.

# Who you are:

* Great understanding of blockchain development on the Ethereum Network
* Experience with solidity and other Web3 related technologies
* Possess a strong sense of ownership in your work, which drives you to find ways to do things better and faster
* Always up-to-speed on the latest technologies
* Constantly on the lookout for new and innovative ways to solve complex problems through rigorous experimentation
* Your communication style is open, transparent, and direct, and you consistently work in tight collaboration with your teammates
* Always open to feedback, new ideas, and opportunities for self-improvement
* You look for ways to help out beyond the scope of your day-to-day work

# What you've done:

* Have dabbled in, educated yourself on, or are experienced working on blockchain technology
* Eager to bring cutting-edge research to the real world and help build a platform for the next generation of cryptocurrency applications
* Security-minded and always keeping an eye out for potential threats and vulnerabilities in your code
* Mastered CS fundamentals, either in a formal university program or through self-learning

Blockchain Developer

Shard Labs is a global remote R&D blockchain company. We are specialists in building digital products that require blockchain implementation. While producing blockchain technology we rely on and use two cores of blockchain-based systems: transparency and trust.  "A world where people have control over their money, data, and power of governance" is our vision. 

Tech stack that we use (but are not limited to): React.js, Node.js, Solidity, Go, Rust, Docker, Cairo. Our cloud platform of choice is AWS.

Proudly partners with: Starkware, Moonbeam, Kerberus Prime, Ethereum, Polygon, Polkadot, Celo, Lido.

We are looking for a Senior Engineer Manager to join our team. This is an excellent opportunity for those professionals looking to develop in one of the fastest-growing companies in the industry!

# Main Activities:

* Build and manage backend engineering teams and guide the development of services and infrastructure across both web and mobile.
* Collaborate with engineers, designers, product managers and senior leadership to turn our vision into a tangible roadmap every quarter.
* Manage a team to break down complex projects into smaller pieces and iterate on their design and implementation.
* Lead the development of smart contracts and the performance of blockchain integration with existing applications.
* Be a thoughtful technical voice and support your team in making diligent architectural decisions.
* Research and test new technologies to use for the project.
* Collaborate with the team, and other stakeholders to maintain a high quality in a fast-paced, iterative environment.
* Work with our talent organization to source and hire amazing engineers who will expand the ShardLabs culture and product.

# What are we looking for:

* 4+ years of experience as an Engineer
* Experience working with WEB3 prefered
* Knowledge of continuous integration tools and blockchain management tools.
* Team Management and Stakeholder Management
* Advanced English level.

# Important to know about us:

* Remote work is our thing. We take pride in creating and nurturing an inclusive and exceptional remote environment where everyone is welcomed and accepted as they are.
* Our rapid growth results from a motivated, determined, and hard-working team that brings experience in software development from around the world.
* The knowledge and experience you will bring are essential for the starting point, but even more crucial to us is your hunger for learning, good organizational skills, and initiative in your daily work. No matter how much you already know, there's always something you can learn or somebody you can teach.
* We trust our employees. We won't constantly be behind your back, so it is good to possess self-driven skills to make it easier for you to organize your work. We will be your inspiration, but we are also open to hearing your voice. We highly value good suggestions, fresh ideas, and new perspectives.
* We live and promote a good work-life balance. If your dream is to make a career shift – we support exploring new fields right under our roof.

Web3 Senior Engineering Manager

Vesta is building a suite of new products, hoping to combine data analysis, invention, and rigorous inquiry to help bring decentralized finance to the mainstream.

We are seeking a solidity engineer to join our Engineering team.

# Engineering at Vesta

When you join Vesta product team, you’ll take on a key role on the development and the improvement of our services. You’ll try to solve unresolved issues that will push forwards Vesta’s products and the ecosystem of the blockchain.

# The Team

The Blockchain Developers Group is looking for a passionate Solidity developer to work on maintenance and development of new product. Your primary focus will be to work closely with the product design team on Vesta V2.

Blockchain Developers Group is responsible for developing and maintaining all contracts, secuirty, data analytics and indexing events for the front-end team (e.g: TheGraph).


# Your day to day

As a Solidity Engineer you will work on
* Developing new services and features using Solidity, Foundry for the blockchain and Typescript for deployment scripts & GraphQL
* Collaborating with the team to architect and design robust, resilient, and maintainable solutions in an Agile environment, ensuring the quality of the delivered product
* Deploying, operating and maintaining services in production
* Ensuring scalability and availability of the services
* Collaborating with product owners and front-end developers to deliver features while meeting team deadlines

# What we’re looking for

As a Solidity Engineer, you background will look like
* 2+ Years of back-end engineering experience in the software industry
* 1+ Years of engineering experience in the blockchain industry
* A good understanding of Solidity, Typescript, EVM, OOP and Functional programming
* A good understanding of Foundry
* A good understanding of Google Testing Pyramid
* A good understanding of Proxies
* Experience with debugging tool to debug local code & past TXs
* Experience with a source control tool (Git, Github)
* Experience working in an agile environment with CI/CD processes
* Experience with auditing tools like slither
* Experience creating UML’s flow and software architecture

# You will enjoy the following benefits:

* Pay: Competitive salary + token ownership
* Learning: Tuition reimbursement, conference and training sponsorship
* Time Off: Generous vacation and unlimited sick days
* Hybrid Work Policy: Flexible in-office days in Vancouver with budget for home office setup