Technical Requirements (must-have)

• Minimum 3 years of experience working with C# and .NET (Core 9)
• Very good knowledge of Web API (REST) and designing controllers and services
• Familiarity with Clean Architecture (layered application architecture)
• Experience with Entity Framework Core and relational databases (e.g., SQL Server, PostgreSQL)
• Experience in asynchronous programming (async/await)
• Knowledge of Git version control system
• Ability to debug applications
• Writing unit tests
• English and Polish at minimum B2 level

Soft Skills

• Independence in problem-solving and focus on code quality
• Ability to read and understand existing architecture
• Strong communication skills – collaboration within a project team (developers + architect)
• Openness to code reviews and adherence to agreed coding conventions
• Willingness to grow and stay updated on .NET ecosystem developments

Must have

• .NET
• C#
• REST
• Clean Architecture
• Entity Framework
• Git