Roles & Responsibilities · Design, develop, and maintain server-side components using C# and .NET (Core/Framework) following clean architecture and SOLID principles. · Build and maintain RESTful APIs (design, versioning, pagination, error handling, and documentation) and ensure secure authentication/authorization. · Develop middleware and integration components to connect internal services with external systems (message formats, adapters, routing, transformation, and orchestration). · Implement and consume integrations using common patterns (sync/async), ensuring resiliency (timeouts, retries, circuit breakers) and observability (logging, tracing, metrics). · Write unit/integration tests and support automated CI/CD pipelines; ensure code quality through reviews and static analysis. · Troubleshoot production issues, perform root-cause analysis, and deliver performance/reliability improvements. · Collaborate with product owners, architects, and QA to refine requirements, estimate work, and deliver features within sprint timelines. · Produce and maintain technical documentation for APIs, integrations, configuration, and runbooks.