REQUIREMENTS

• Solid C#/.NET, async/await, events, multithreading basics
• Experience with TDD/TLD, unit testing principles, mocking, test isolation
• Competence with xUnit, FluentAssertions, and CI-driven test automation
• Clean code mindset, SOLID, DI, modular/hexagonal design concepts
• Understanding of event-driven design and structured error handling
• At least an Upper-Intermediate level of English

RESPONSIBILITIES

• Implement and maintain features in C#/.NET using event-driven and async programming patterns
• Develop code through TDD/TLD approaches - tests are a first-class deliverable
• Create and maintain unit/integration tests using xUnit + FluentAssertions
• Ensure safe concurrency (events, tasks, locking) and stable behavior under load
• Participate in code reviews, architectural discussions, and contribute to continuous improvement
• Collaborate closely within a cross-functional team and help stabilize complex logic flows