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C# Developer: Internal Tools

Poland💼 Full-time🗓 2026-09-08 → 2026-09-26

Core

Build and extend web services for an internal developer platform to automate development processes and improve quality.

Role type

Mid-level C# Developer (Internal Tools)

Builds

Internal developer platform web services and automation tooling

Domain

Software Engineering / Developer Productivity

Deliverable

product features

Required skills

C#, .NET, object-oriented design, domain-oriented architecture, automated testing, CI/CD pipelines, code review

Preferred skills

Technical initiative leadership, Software Development Lifecycle knowledge

Technologies

C#, .NET 10, ASP.NET, Azure DevOps

Responsibilities

Build and extend web services in the internal developer platform; Work on tooling to automate the development process; Own changes end-to-end from problem reporting to release; Split large projects into small, independently shippable increments; Judge design and implementation quality in code reviews

Seniority

Mid-level, hands-on IC

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