Hybrid Backend Engineer — Build Europe’s Data Exchange

Abykys in Haarlem is seeking a Software Engineer to build and extend our data exchange platform and backend services. You will own features end-to-end, ensure reliability in production, and collaborate with a small, impact-driven startup team.

You will gather requirements from customers and partners, help shape the product direction, and deliver value quickly while balancing technical excellence with real-world urgency. You can work from our Haarlem office two days a week (Mondays and Thursdays).