(Senior/Mid) Software Engineer, Golang - Payments Platform
SumUp
Location: Sofia, Bulgaria, Germany
Employment type: full time
(Senior/Mid) Software Engineer, Golang - Payments Platform at SumUp in Sofia, Bulgaria. **What you'll do** - Design and evolve systems that process millions of transactions reliably at scale. - Build and maintain backend services in a microservices architecture. - Contribute to API design for internal services and external integrations. - Write clean, maintainable code with strong test coverage. - Participate in architectural discussions and leverage AI to iterate faster. **What they're looking for** - Strong programming experience in modern languages like Go, Java, Python, or Kotlin. - Solid understanding of system design, scalability, and distributed systems. - Experience building APIs and working with data storage systems. - Ability to learn new technologies quickly and solve problems pragmatically. - Interest in incorporating AI into the development workflow. **Details** - Location: Sofia, Bulgaria - Type: Full-time
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