Senior backend developer needed for long-term AWS and .NET projects in Warsaw.
Build and evolve backend services using C# and .NET in a cloud-native AWS environment. You'll own features end-to-end, from design to production support, working with microservices and modern infrastructure. This is a senior-level B2B freelance engagement requiring strong architectural thinking, AWS proficiency, and comfort driving projects independently. Hybrid setup based in Warsaw with occasional office visits.
Membership is €29/month, cancel anytime: every rate, every original listing link, and a daily alert for roles matching your filters.
Found at a specialist agency · listed 11 September 2026 · InsideJobs links you to the original posting.