Frontend Developer (React + Node.js) | Poland

This role is part of a global sports digital product project. The position involves working in an international team developing scalable frontend and some backend solutions for the sports industry.

• Strong commercial experience with React and modern frontend development
• Minimum 5 years of commercial experience
• Very good knowledge of TypeScript and modern JavaScript (ES6+)
• Experience with Next.js
• Good knowledge of Node.js (frameworks like NestJS, Express)
• Experience integrating and consuming REST APIs (GraphQL is a plus)
• Understanding of frontend architecture, state management, and performance optimization
• Experience building reusable UI components
• Experience with unit and integration testing (E2E testing is a plus)
• Basic understanding of backend architecture, databases, and ORMs is a plus
• Knowledge of authentication, authorization, and secure application development
• English at B2 level or higher and fluent Polish

• Build modern, responsive, and high-performance user interfaces using React and Next.js
• Develop new features and improve existing frontend applications
• Collaborate with backend developers and contribute to Node.js services when needed
• Integrate frontend applications with REST APIs and backend systems
• Debug, optimize, and improve application performance
• Translate UI designs into clean, reusable, and maintainable code
• Participate in code reviews and contribute to high engineering standards
• Work closely with product and development teams across different countries