Back-End Developer (.NET Developer)

3 years of experience with C# and .NET Core. Comfortable working with SQL and relational databases, writing queries, and understanding indexes and database design. Understand RESTful API development, including HTTP methods and status codes. Proficient with Git for source control. Strong problem-solving skills, with the ability to read existing code and quickly understand business requirements. Experience with Entity Framework Core or Dapper (preferred). Familiarity with MySQL (preferred). Understanding of CQRS/MediatR patterns and Clean Architecture (preferred). Experience writing unit tests using NUnit, Moq, or FluentAssertions (preferred). Exposure to integrations with financial systems, CRM platforms, or cloud services (preferred). Experience with JWT authentication, SignalR, background processing with Hangfire, and API documentation using Swagger/OpenAPI (preferred).

Build and maintain RESTful API endpoints using C# and .NET Core. Develop new integration connectors for 1st- and 3rd-party systems. Optimise database queries and improve application performance. Write clean, maintainable code following CQRS/MediatR and Clean Architecture patterns. Debug and triage issues reported by customers or identified in the system. Contribute to platform improvements and architectural decisions. Write unit tests and participate in code reviews. Work alongside AI-assisted development tools (Claude Code, GitHub Copilot) to accelerate development while maintaining code quality.