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Senior Web3 Frontend Engineer



Software Engineering
Paris, France
Posted on Monday, July 1, 2024

🦋 About Morpho

Morpho is a leading Decentralized Finance (DeFi) lending protocol with a mission to revolutionize lending through an open, efficient, and resilient platform. We're experiencing explosive growth, with over $2.5 billion in assets supplied on the protocol. In just 3 months, our new permissionless protocol, Morpho Blue, grew from 0 to $1 billion, solidifying itself as the new standard for DeFi lending.


Paris 🥖 or remote 🌍 (up to - 7h CET to ensure sufficient overlap with the rest of the team).

🛠 Mission & Responsibilities


  • Feature Ownership: Own and implement frontend features, either from scratch or by enriching current implementations.
  • Code Clarity: Ensure that the feature/code is understandable by peers and all code readers + well documented. We work with React & NestJS
  • Performance: Optimize app performance and improve app resilience with testing at different level (units, integration & e2e).
  • Justification: Justify each implementation and design choice.


  • Code Reviews: Regularly review peers' code and participate in daily meetings.
  • Codebase Understanding: Gain a deep understanding of the codebase and features.
  • Expertise Sharing: Share expertise and assist other frontend developers in designing technical implementations of features.
  • Sprint Organization: Make accurate estimations on specs, split specs into technical tasks, and keep tickets up-to-date. Communicate with the product team to ensure clarity and feasibility.
  • Product Reviews: Ensure that specs are understood and designs are optimized. Provide an engineering perspective to the product team and challenge product implementations when necessary.

🧙 Must-have Experience & Skills

  • 5years of experience in frontend development: Deep knowledge of Typescript, React, Next.js, GraphQL, CSS.
  • 2years of experience in web3 space: Familiarity with Ethers, Viem, Wagmi.
  • Team Collaboration: Proficiency in sprints, ticket management, PRs, and clear communication.
  • Testing: Knowledge of testing technologies like Hardhat, Cypress. Nice to have: Anvil, Jest, Mocha.
  • English Proficiency: Good level of English, with the ability to communicate clearly in writing.
  • Low Ego / Humility: Maintains a humble and low-ego approach.
  • Flexibility & Agility: Flexible and agile, but capable of pushing back against unrealistic or undefined goals to ensure clarity and feasibility.
  • Effective Communication: Good communication skills to facilitate understanding and collaboration among peers.

Nice to Have

  • RxJS (reactive JS) & Reactive Code: Knowledge of reactive programming.
  • Open Source Projects: Experience in developing or contributing to open source projects.
  • Collaborative Projects: Contributions to large open source projects (e.g., React, Redux, Viem).
  • Framework Understanding: In-depth knowledge of how used frameworks/libraries work (e.g., encoding with Viem, React internals).
  • Backend Knowledge: Especially in GraphQL and NestJS for full-stack development.
  • Web3 Projects: Previous experience working on a large web3 project.

🤝 There is a good match if

  • You have a genuine passion for coding and learning, you constantly seek to learn new ideas and technologies.
  • You are mission-driven and excited about Morpho's purpose to make finance a common good.
  • You are a humble team player, willing to embrace ideas from others if they are better for the project.

🎁 What we offer

You will join one of the most important DeFi protocols. We are a really ambitious team, shipping fast with an entrepreneurial mindset.

We offer:

  • A very stimulating environment. Our team members are among the best researchers and engineers on Crypto/DeFi topics and we like to share our knowledge internally, namely through our weekly “DeFi school” session.
  • The opportunity to contribute to one of the top Decentralized Lending protocols.
  • A comfortable work environment with flexible policy on working remotely or from our Paris office (75001) and with access to the best tools on the market to help you with your work.
  • Team events including off-sites, bootcamps and afterworks, even when you’re remote.
  • An attractive package including Morpho tokens 🦋👀.

Ready to shape the future of finance?

We are looking forward to receiving your application.