Full-Stack Engineer (Web3-DeFi)

Spain · Remote · Full-time · IT

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About the role

Blockchain

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 Spain. 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. The role combines frontend and backend development to create seamless, consumer-grade DeFi experiences. You’ll integrate with protocols, DEX aggregators, cross-chain bridges, and crypto APIs across multiple blockchain ecosystems. As part of a fast-moving startup, you’ll have significant autonomy and influence over technical decisions and product direction. Your work will help shape an all-in-one DeFi platform designed to make decentralized finance more accessible and intuitive. The environment rewards initiative, technical excellence, curiosity, and rapid execution.