We’re looking for a Blockchain Developer to join a passionate team building next-generation DeFi solutions in Lausanne within a dynamic, international, and fast-paced environment.

If you’re driven by innovation and want to work on real Web3 products that push the boundaries of decentralized finance, this role is for you.

What You’ll Do

• Design, develop, and deploy secure smart contracts within a DeFi ecosystem.
• Manage the full lifecycle of blockchain features — from concept to deployment.
• Collaborate with product and backend teams to build scalable blockchain integrations.
• Conduct testing (unit, fuzzing) to ensure performance and security.
• Continuously improve blockchain infrastructure and development processes and stay up to date with the latest Web3 / DeFi trends and technologies.

What We’re Looking For

• 3+ years of experience in blockchain or Web3 development (DeFi preferred).
• Proven expertise in Solidity and EVM-based smart contract development.
• Strong understanding of DeFi protocols, tokenomics, and on-chain logic.
• Solid background in software engineering and clean coding practices.
• Fluent in English and French a big plus.
• Agile mindset, autonomy, and ability to thrive in a fast-moving environment.

Why Join

• Be part of an ambitious project shaping the future of decentralized finance.
• Collaborate with top blockchain engineers in a creative and forward-thinking culture.
• Enjoy a hybrid work setup (2 days remote per week) and flexible hours.
• Competitive salary and long-term growth opportunities.

Interested?

Send your CV (and GitHub profile if available) to [email protected] or apply directly — we’d love to hear from you!