Senior C# / .NET Sofware Engineer - Traffic Tools (m/f)
HybridBrno, South Moravian, Czechia
Job Summary
Conduct Agentic .NET development by configuring autonomous agents for coding, debugging, and testing within the SDLC. Design, implement, and maintain backend microservices using .NET 8+ while developing new features and maintaining legacy components for the Windows desktop application (.NET Framework 4.8). Execute test automation engineering to design acceptance and UI tests, and support configuration management for TeamCity and GitLab pipelines. Serve as the technical escalation point for complex customer issues, performing advanced debugging and dependency updates. Work with internal and external partners to enhance traffic control solutions and clear technical debt.
Required Qualifications
- Practitioner-level AI development experience gained through daily hands-on work with these tools and technologies
- Strong experience with microservices architecture (.NET 8+)
- Desktop backend development (.NET Framework 4.8)
- Deep technical expertise in the .NET framework
- Strong mastery of object-oriented design (OOD)
- Standard design patterns
- Clean code architecture practices
- Solid understanding of containerization (Docker)
- Orchestration (Kubernetes or similar)
- Familiarity with CI/CD pipelines (TeamCity, GitLab CI/CD)
- Experience with test automation frameworks
- Strong ownership mentality
- Willingness to handle cross-functional tasks
- Curiosity and enthusiasm
- Strong interest in enhancing AI-driven engineering workflows
- Communicative and proactive team approach
- Positive attitude toward continuous improvement
- Ability to communicate in English
Desired Qualifications
- Experience configuring and optimizing agentic development environments
- Integrating autonomous agents into workflows
- Leveraging AI tools to accelerate coding, debugging, documentation, testing, and operational tasks
- Designing and implementing backend microservices using .NET (8+)
- Following clean architecture and cloud-native principles
- Developing new features for Windows desktop application
- Replacing legacy components
- Maintaining code quality of the desktop application
- Designing and implementing acceptance / UI tests for the desktop application
- Introducing contemporary testing approaches
- Improving test reliability
- Shaping a sustainable long-term quality strategy
- Maintaining and improving TeamCity and Gitlab build pipelines
- Improving release workflows
- Supporting vulnerability report handling
- OSS clearing
- Dependency updates
- Release compliance
- Serving as the technical escalation point for complex and critical issues
- Diagnosing and resolving deep technical problems within the desktop application
- Performing advanced debugging
- Providing authoritative guidance to ensure rapid and high-quality issue resolution
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