About Lemon.ioLemon.io helps companies in the US and Europe hire experienced engineers, from funded startups to enterprises.

We've been doing this since ****, and more than 1,500 companies have hired engineers through us.

Position

Are you a talented Senior Developer?

Look no further than Lemon.io, a marketplace that connects you with hand-picked startups and enterprises in the US and Europe.

Currently Lemon.io is seeking a Senior React & Node Developer for a client.

What does our client offer?

A general B2B SaaS company building a cloud platform for supply chain transparency, compliance, and sustainability.

The platform uses AI to help enterprises manage supplier data and regulatory obligations across their value chains.

The company serves 2,500+ customers in 50+ countries, including leaders in consumer goods, automotive, fashion, pharmaceuticals, and medical products.

Involvement: full-time

Location: Madrid, on-site (hybrid).





Relocation bonus is available.

Only for candidates with EU citizenship or an equivalent right to work in Spain (visa sponsorship not available)

Your qualification

5+ years of experience as a software developer

3+ years of experience with Node.js and React.js

3+ years of experience with TypeScript

Familiarity with AI-assisted coding is a must

Strong product mindset - proven in-house experience in product companies

Clear and effective communication in English — advanced ability to discuss business tasks, justify decisions, and communicate issues.

Good self-presentation is also essential for upcoming client calls.

Adaptability and flexibility — the ability to onboard onto a project promptly after accepting it and start delivering results quickly.

📌 Senior React & Node Developer (Madrid)
🏢 Relocate
📍 Madrid