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November 4, 2026

Senior Full-Stack .NET Developer

Senior • On-site

Pszczyna, Poland

Quick Facts

  • Role: Senior Full-Stack .NET Developer

Description

Develop and maintain backend and frontend applications using C#/.NET/ASP.NET Core and TypeScript/React. Design and implement REST API / GraphQL services and integrations with external systems, including real-time communication and IoT integration. Work on distributed, event-driven solutions and take ownership of production issues with strong code quality practices.

Responsibilities

  • Develop backend and frontend applications in C#/.NET/ASP.NET Core and TypeScript/React

  • Design and build REST API / GraphQL and integrations with external systems

  • Work with PostgreSQL/SQL

  • Develop real-time communication and integrate with IoT

  • Design distributed systems and event-driven solutions

  • Independently design solutions and resolve production problems

  • Ensure code quality through tests, code reviews, and CI/CD processes

  • Participate in deployment and maintenance of production systems

Requirements

  • Very good knowledge of C#/.NET/ASP.NET Core and TypeScript/React

  • Good knowledge of PostgreSQL/SQL, REST API/GraphQL, and asynchronous programming

  • Knowledge of distributed systems architecture and experience with production systems

  • Ability to independently design end-to-end solutions, use Git, and follow good programming practices

Benefits

  • Interesting and developmental projects

  • Opportunity to gain new skills and grow professionally

  • Work in a young, dynamic team

  • Stable employment

  • Benefits package including MultiSport card co-financing, life insurance, holiday/leisure support, and Christmas vouchers

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