Senior Backend Engineer

Senior Backend Engineer at SumUp in Florianópolis, Brazil. **What you'll do** - Shape the card domain globally, taking ownership of complex backend features across the card lifecycle. - Boost reliability by introducing monitoring, alerting, and supporting incident handling. - Drive technical growth by defining reusable architecture patterns and reducing technical debt. - Lead and mentor junior and mid-level engineers, facilitating design discussions. **What they're looking for** - Ability to define clear, scalable technical approaches for complex product problems. - Strong expertise in unit and integration testing and writing reliable backend code. - Proficiency in backend development with Java, Kotlin, or a drive to master it quickly. - Hands-on experience with AWS Cloud services, relational databases, and advanced English proficiency. **Details** - Location: Florianópolis, Brazil - Type: Full-time