Full Stack Engineer with Web3 experience

Senior Fullstack Developer (Web3 / Frontend-Lean)

Remote (Timezone preference: Europe / Middle East)

Keyko is building cutting-edge Web3 applications and we’re looking for a senior fullstack engineer with strong React/Next.js skills and proven Web3 experience.

You’ll focus mainly on frontend development, but also jump into backend APIs, Postgres databases, and blockchain integrations. Must be comfortable with ethers.js, viem, and reading Solidity contracts.

What you’ll do:

• Build user-friendly UIs (React/Next.js)
• Integrate Web3 (viem, ethers.js)
• Read & understand Solidity contracts
• Design backend APIs & Postgres databases
• Switch across frontend, backend, and blockchain tasks

What we offer:

• Fully remote role (Europe / Middle East timezone)
• Competitive compensation
• Flexible hours, strong ownership, and a mission-driven team

Apply now: jobs@keyko.io