About Lemon.Io Lemon.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-timeLocation: 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.
#J-***-Ljbffr

📌 Senior React (Madrid)
🏢 lemon.io
📍 Madrid