December 25, 2025

Frontend Developer (React)

Senior • Hybrid

$19,000 - $27,000/mo

Warsaw, Poland

💰 Salary: 19,000-27,000 PLN (B2B), 17,000-23,000 PLN (CoE)

🌎 Hybrid from Warsaw

🕦 Full-time position, long-term

☑️ B2B or CoE Contract


A Switzerland-based technology company made up of highly skilled software engineers is looking for a Frontend Developer to join their team. The company focuses on long-term partnerships with businesses and often takes an ownership role in the products it helps build.


Requirements:

  • At least 5+ years of experience in Typescript and React

  • Experience in writing automated tests for frontend applications

  • Ability to communicate effectively in English (B2 level or higher)

  • Experience using AI tools in day-to-day development is a plus


Key Responsibilities:

  • Participate in discussions and decisions about frontend architecture and agree on tools, frameworks, and libraries to be used

  • Develop and maintain responsive web applications using React and TypeScript

  • Write and maintain clean, modular, and maintainable frontend code using React, TypeScript, and related technologies

  • Optimize applications for performance, scalability, and usability

  • Write automated tests and follow TDD or testing best practices to ensure code quality

  • Participate in code reviews and provide constructive feedback

  • Troubleshoot, debug, and resolve issues in the frontend codebase

  • Collaborate with backend developers, designers, and other stakeholders to find joint solutions and improve workflows

  • Keep up-to-date with the latest frontend technologies and frameworks


We also offer: 

  • Company-provided work equipment

  • Fully paid sick leave

  • Complimentary lunches

  • Annual salary review

  • 75% reimbursement for professional education

  • Free weekly English classes


Get to know DevsData:

We are a technology consulting company and a recruitment agency, delivering software solutions to clients from Europe and the US. We work 100% remotely, in an international team, including people from Asia, London, or San Francisco. We employ people with experience in international corporations as well as students of the best technical and business universities.