The opportunity
SumUp enables businesses to get paid easily, process orders quickly, sell online instantly and manage their money more efficiently. We create the tools businesses need to make their business and their customer experience thrive.
What you'll do
Design and evolve systems that process millions of transactions reliably and at scale
Build and maintain backend services in a microservices architecture
Contribute to API design for internal services and external integrations
Write clean, maintainable, and scalable code with strong test coverage
Participate in architectural discussions and drive technical decisions
Collaborate closely with engineers, QA, and DevOps to deliver production-ready systems
What they're looking for
- Continuously improve engineering practices, including leveraging AI to iterate faster
- Strong programming experience in any modern language (e.g. Go, Java, Python,: Kotlin, etc.). We care more about how you think and design systems than the specific language you use
- Solid understanding of system design, scalability, and distributed systems
- Experience building APIs and working with data storage systems
