Full‑Stack Developer Trainee

We are seeking a Full‑Stack Developer Trainee position based in our Poznań Office.

Ready to help build a better future for generations to come? 

In an ever-changing, fast paced world, we owe it to ourselves and our future generations to live life responsibly. At ROCKWOOL, we work relentlessly to enrich modern living through our innovative stone wool solutions.

Join us and make a difference!

About the role

We’re building the next generation of AI-powered applications at ROCKWOOL and we’re looking for a Full‑Stack Developer Trainee who wants to work across the entire stack: from React components in the browser to APIs and data on the backend.

This is a trainee position, but you will not be limited to “small fixes only”. You’ll work with a modern web stack (React on the frontend, Node.js/.NET/Python-based services on the backend - depending on the specific product) and help us design and build features that actual users re...