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April 8, 2026

Senior Fullstack .NET Developer

Senior • Remote

Warsaw, Poland

Summary:

The ideal candidate is expected to function as a Fullstack Developer, contributing both front-end and back-end functionalities with a strong focus on .NET and React technologies. The primary goal is to enhance the team's capabilities in developing seamless, robust applications.

Main Responsibilities:

  • Engage in full-stack development to create dynamic web applications.

  • Implement the front-end components using React.

  • Develop back-end services using .NET.

  • Communicate effectively with team members and stakeholders in English.

  • Investigate and resolve complex technical problems proactively.

  • Collaborate with team members to enhance application performance and usability.

Key Requirements:

  • 5+ years of experience in fullstack development.

  • Expertise in .NET for backend development.

  • Strong understanding of React for frontend development.

  • Fluent communication skills in English.

  • Knowledge of Web APIs (WCF and REST APIs).

  • Familiarity with database management.

  • Competence in HTML, JavaScript, and CSS.

  • Understanding of message queues.

Nice to Have:

  • Experience with cloud services or platforms.

  • Familiarity with CI/CD practices.

  • Exposure to Agile methodologies.