Senior Backend Engineer – payment infrastructure at scale

About the role Dintero develops and operates payment infrastructure handling more than 150 million API calls every month. We are looking for a senior backend engineer who wants end-to-end ownership of critical systems where reliability and correctness matter. What you will do Design and own backend services end-to-end Build APIs used by merchants and partners Make architectural decisions with long-term impact Improve scalability, observability and operational quality Ship frequently and own what you run in production Who we are looking for At least five years of backend development experience Experience with distributed systems and architectural trade-offs Experience owning complex production systems Cloud experience; AWS is a plus Scandinavian language is a plus, but not required What we offer Real ownership of critical payment systems A strong engineering culture with short decision paths Competitive salary aligned with Tekna levels Stock options and direct influence on the platform Applications are reviewed on a rolling basis, and interviews are held continuously. The role may be filled before the deadline, so we encourage you to apply as early as possible. Apply no later than 1 November 2026. For questions or a confidential conversation, contact ctd@yourheadway.no.