About this role
Senior API Engineer (.NET) at Exadel. Location: Bulgaria. Role: designing APIs, building services, optimizing queries Requirements: 5+ years building services with C#, .NET/.NET Core, and ASP.NET Core Web API; strong RESTful API design, microservices, cloud (Azure/AWS), T-SQL, API security, and experience with AI-assisted coding tools. Category: Software Development Seniority: Senior Level Tools: C#, .NET, .NET Core, ASP.NET Core Web API, Microsoft Azure, AWS, T-SQL, GitHub Copilot, Claude Code, Cursor, OpenAPI, Swagger Commitment: Full Time Workplace: Hybrid Languages: English