Full-Stack Developer (m/f/d)
Joy_ · Berlin · Remote-friendly
You will continue to the employer’s original posting.
- Company
- Joy_
- Location
- Berlin
- Posted
- June 18, 2026
About this job
What we do Imagine every product on the internet, instantly available to you. You could take anything from any online shop, resell it, and earn from it. You could spend your Payback points or miles on something you actually want, instead of another forgettable knife set. And your AI could buy any product in the world for you, without your intervention. We built exactly that. It's live, and it's running today. Joy_'s AI infrastructure runs the entire e-commerce value chain end to end: sourcing, checkout, payment, fulfillment, customer care, and returns. Across any online shop on the planet. No merchant contracts, no closed networks. This is our Universal Purchasing Infrastructure, and it sits right at the center of where AI commerce is going. On top of it, we build our own business models. …
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