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June 8, 2026

Fullstack Developer

Mid • Remote

120 - 150 PLN

Warsaw, Poland

At Pretius we are looking for Fullstack Developer for a travel booking system project for a major international transport company.

Project / Role

  • Develop and maintain public and private APIs serving 100M+ requests monthly

  • Support and enhance 20+ internal web applications used across the organization

  • Build and maintain integrations with 50+ external systems and platforms

  • Investigate and resolve production incidents across distributed services and the full application stack

  • Contribute to the continuous improvement of engineering standards, tools, and development practices

 

Requirements

  • Bachelor's degree in Computer Science, Computer Engineering, or similar technical field

  • Strong understanding of SOA, microservices, and API design principles

  • Solid experience with Node.js, JavaScript, TypeScript, and Docker

  • Hands-on experience with cloud technologies, particularly Azure

  • Ability to quickly learn and adapt to new technologies and systems

  • Familiarity with CI/CD and modern software delivery practices

  • Experience integrating third-party services and platforms

  • Very good command of English (min. B2) – both verbal and written

Nice to have:

  • Proficiency in French or German

 

What do we offer?

  • We focus on long-term relationships based on fair principles and reliability

  • Co-financing of the Multisport card and Medicover private healthcare

  • Modern office available

  • Team bonding activities, internal courses, conferences, certifications