Senior Front-End Developer

What are we all about?

We are a team of builders and researchers on a mission to empower enterprises and developers worldwide to access and build on decentralized systems.

Our expertise covers several domains: Ethereum and Starknet protocol engineering, layer-2, cryptography research, protocol research, decentralized finance (DeFi), security auditing, formal verification, real-time monitoring, smart contract development, and dapps and enterprise engineering.

Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, Starknet Foundation, Gnosis Chain, Flashbots, Forta Protocol, Lido, EigenLayer, Open Zeppelin, RISCZero, Aleph Zero, and many more.

Today, we are a 350+ strong team working remotely across 66+ countries.

View all our open positions here: https://www.nethermind.io/open-roles

Are you the one?

An ideal candidate has 5+ years of Front-end Development experience and contributed to blockchain-related projects. We are looking for candidates who have worked on complex projects in a distributed team and preferably you have some leadership experience. If you worked with DeFi Protocols, Wallets, and DEX and you would like to delve deeper into this domain then Nethemind is the perfect place to pursue your career and broaden your knowledge and skills.

We are looking for candidates located in the EMEA region.

Responsibilities:

• Creating responsive and user-friendly web interfaces: As a frontend developer, your primary task is to create web interfaces that are user-friendly and responsive across different devices and screen sizes while working with various product teams both internally and externally.
• Collaborate with cross-functional teams, including product managers, designers, and other developers, to deliver high-quality projects on time.
• Writing clean, efficient, and maintainable code: Writing code that is easy to understand and modify is crucial.
• Work closely with back-end developers to integrate front-end interfaces with blockchain smart contracts and APIs.
• Debugging and testing: Ensuring that the frontend code is error-free and performs optimally through debugging tools and testing methodologies.
• Staying up-to-date with emerging trends and technologies: The web development industry is constantly evolving, and it is essential to stay current with the latest technologies, trends, and best practices.
• Documenting code and maintaining code repositories: To ensure that the development team can easily understand and modify the codebase, it is crucial to document your code and maintain code repositories.
• Participating in code reviews: Code reviews help identify potential issues and ensure that the codebase meets quality standards. You should be prepared to participate in code reviews and provide feedback on other team members' code.
• Assisting with deployment: You may be involved in the deployment process, which includes configuring web servers, managing version control systems, and resolving any issues that arise during deployment.
• Provide guidance and mentorship to more junior developers, promoting continuous learning and improvement within the team.

Skills:

• HTML, CSS
• JavaScript/TypeScript
• React
• JavaScript/TypeScript bundlers and peripheral tooling around frontend solution

Nice to have:

• Backend/full-stack experience
• Blockchain application experience (e.g. DeFi Protocols, Wallets, DEXs, block explorers, DeFi protocols, blockchain user-facing applications)
• Experience with smart contract development and interaction (e.g., Solidity, Web3.js, ethers.js)
• Small team leadership experience would be an asset
• Financial Services and Markets understanding

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