Senior Backend Engineer - Bookings
SumUp
Location: Warszawa, Masovian Voivodeship, Poland, Poland
Senior Backend Engineer - Bookings at SumUp in Warsaw, Poland. **What you'll do** - Design, build, and maintain scalable backend systems for the Bookings product. - Collaborate with frontend and mobile engineers to deliver features across platforms. - Participate in technical planning, code reviews, and design discussions. - Contribute to shaping the technical roadmap for the Sell Online platform. **What they're looking for** - 5+ years of professional backend engineering experience. - Fluency in Kotlin (or Java) and deep experience with Spring Boot. - Experience with PostgreSQL, Kafka, Docker, Kubernetes, and AWS. **Details** - Location: Warsaw, Poland - Type: Full-time