.NET Backend Developer (d/w/m)

We're currently looking for a talented engineer to join the Trading Analytics team on a fully remote contract running ASAP until May 2026 (with possible extension). The focus is on modernizing and migrating internal custom-built applications from an on-premise setup to a cloud-native environment using a modern tech stack.

Position: Backend Engineer (.NET, Cloud-Native)
Start Date: ASAP
Duration: Until May 2026 (extension possible)
Location: Fully Remote
Team: Trading Analytics
Scope: Migration of on-premise applications to the cloud

• Build/refactor services in .NET (Core/ASP.NET Core) using gRPC and REST
• Containerize and deploy on Kubernetes
• Integrate with CI/CD pipelines
• Work with PostgreSQL for data persistence
  
  

• .NET 8+: async/await, DI, minimal APIs, IAsyncEnumerable, cancellation tokens, IOptions
• API Design: gRPC (proto, streaming, interceptors), REST (OpenAPI, pagination, versioning)
• Performance & Resilience: Polly, Redis, latency optimization
• AuthN/AuthZ: OAuth 2.0, JWT, mTLS, RBAC/ABAC
• PostgreSQL: schema design, indexing, EXPLAIN ANALYZE, Flyway/Liquibase
• Containerization: Docker, distroless images, SBOM/CVE scanning
• Kubernetes: Deployments, Ingress, HPA, ConfigMaps, Secrets
• Observability: OpenTelemetry, structured logging, metrics, tracing
• Testing: Unit, integration (Testcontainers), contract testing (Pact), load testing
  
  

• Kafka/RabbitMQ, outbox pattern, CQRS, DDD/hexagonal architecture
• Protobuf & OpenAPI versioning
  

SThree_Germany is acting as an Employment Business in relation to this vacancy.