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Full-Stack Engineer (Web3-DeFi) - Remote (France)

Jobgether • France
Remote
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Seeking a full-stack engineer with 3–5+ years in crypto/Web3 to develop DeFi products. Responsibilities include building frontend interfaces (Next.js, React) and backend services (Node.js, TypeScript), integrating DeFi protocols, and shaping product direction. Requires hands-on experience in blockchain, DEXs, and scalable development.

Key Highlights
Fully remote role with no residency requirements
Ownership of core product features from day one
Direct collaboration with founding team on technical and product strategy
Key Responsibilities
Lead full-stack development and deliver product features from conception to implementation
Integrate DeFi protocols, DEX aggregators, cross-chain bridges, and data providers
Develop responsive and performant user interfaces using Next.js, React, and TailwindCSS
Design and maintain scalable backend services using Node.js, TypeScript, PostgreSQL, Redis, and WebSockets
Collaborate with the founding team to define technical direction and product strategy
Technical Skills Required
Full-Stack Development (Frontend: Next.js, React; Backend: Node.js, TypeScript) Blockchain/DeFi Protocol Integration Database Management (PostgreSQL)
Benefits & Perks
Fully remote work environment
Ownership and responsibility over core product features
Direct and measurable impact on user experience
Nice to Have
Experience with account abstraction (e.g., ERC-7702 smart wallets)
Deep understanding of DEX and AMM mechanics
Experience with cross-chain bridges and liquidity management

Job Description

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Full-Stack Engineer (Web3-DeFi) based in France.

This fully remote opportunity is ideal for a full-stack engineer passionate about blockchain technology and decentralized finance.

You’ll take ownership of core product features from day one, working closely with the founding team.

Accountabilities

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