Job DescriptionWhat are we all about?
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.
Are you the one?
We are looking for a passionate TypeScript Senior Engineer to help us build products in the crypto space.
If you’re interested in building data focused products, with performance in mind, using modern web &amp; cloud technologies (AWS, Cloudflare, etc).
If you have an experience in dealing with big or huge data stores (billions or trillions or more items) and make them accessible with ease.
If you know how to build a good web API in a cost aware and efficient fashion.
Responsibilities:
<ol>
<li>Build and design data-intensive applications</li>
<li>Learn and understand the multipart ecosystem of the L2 StarkNet</li>
<li>Envision and develop features to help expand the product (not coding only)</li>
<li>Collaborate with the team on all aspects of product development</li>
<li>Identify and advocate for improvements and best practices</li>
<li>Review other team members’ work</li>
<li>Mentor team members to refine their technical skills</li>
</ol>
Skills:
<ul>
<li>Experience in TypeScript, Node.js with focus on backend (basic knowledge of React is a plus)</li>
<li>Strong knowledge of common algorithms and data structures (hashing, sorting, lists)</li>
<li>Relational Databases (PostgreSQL, or similar)</li>
<li>Cloud-functions concepts (AWS Lambda, Cloudflare Workers), architecture and development</li>
<li>AWS (lambda, step functions, RDS, S3)</li>
<li>HTTP protocol (for example: ETags, Caching), JSON, Web APIs(for example: localStorage, webCrypto, etc.)</li>
<li>Software development background (3+ years of experience or know your stuff - we will check)</li>
<li>At least basic knowledge of Ethereum and blockchain concepts in general (Blocks, Transactions, SHA3)</li>
<li>Solidity (events, state, infrastructure: Infura/Alchemy)</li>
<li>Experience with Git version control</li>
<li>Communication &amp; working in a team</li>
</ul>
Nice to have:
<ol>
<li>A proven web3 exposure</li>
<li>Why join this team?</li>
<li>This position provides an interesting opportunity to participate in delivering a vital part of StarkNet. Besides dealing with loads of data, you’ll learn a lot about Ethereum, StarkNet and interactions between layers and will take part in scaling out Ethereum with StarkNet.</li>
</ol>
Perks and benefits:
<ol>
<li>Fully remote</li>
<li>Flexible working hours</li>
<li>Plus equity</li>
</ol>

Nethermind

Typescript + Backend Engineer

We’re looking for developers with smart contract auditing experienceknowledge to join our Solidity smart contract Auditing team. Someone who has a solid understanding of the Ethereum Virtual Machine, the Yellow Paper, and the Solidity language. You’ll get the opportunity to work at the bleeding edge of blockchain technology an interact with different teams working in every aspect of Ethereum.Responsibilities: <ul> <li>Work directly with protocols in the Ethereum ecosystem to review their code and help secure their protocols.</li><li> </li><li>Design and implement solutions &amp; tooling for difficult engineering and security analysis problems.</li><li> </li><li>Develop new blockchain security tools.</li><li> <ul> Requirements: <ul> <li>1+ year of experience in Solidity security analysis.</li><li> </li><li>Solid understanding of the Ethereum Virtual Machine and Yellow Paper.</li><li> </li><li>Fluency in Solidity development and the deployment of smart contracts.</li><li> </li><li>High-level understanding of common smart contract vulnerabilities.</li><li> </li><li>Fluency with common tools and frameworks used for development and security analysis of smart contracts.</li><li> <ul> Nice to have: <ul> <li>Multiple years of prior experience in traditional cybersecurity (before transitioning to the blockchain space).</li><li> </li><li>Experience in Python, JavaScript, TypeScript or any other modern programming language.</li><li> </li><li>Great written and verbal communication skills.</li><li> </li><li>Understanding of most common DeFi applications.</li><li> </li><li>A portfolio of blog posts or presentations on DeFi or security related topic.</li><li> </li><li>Publicly visible audit reports in your portfolio.</li><li> <ul></ul></li></ul></ul></li></ul></ul></li></ul>

Nethermind

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Nethermind

Typescript + Backend Engineer

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