New offer - be the first one to apply!
December 17, 2025
Mid • Remote
$80 - $100/
Warsaw, Poland
We’re looking for a talented Frontend Developer to join our growing team and help build a modern, high-performance web application. In this role, you’ll work with the latest React (18+) and TypeScript technologies to create dynamic, responsive, and accessible user interfaces. You’ll collaborate closely with backend engineers, product designers, and other stakeholders to deliver seamless real-time experiences to our users.
Responsibilities:
Develop responsive applications using React 18+ and TypeScript
Implement real-time features (chat, notifications, live updates) using WebSocket
Build complex UI components such as search filters, map integrations, and payment flows
Develop group collaboration features with real-time synchronization
Ensure WCAG 2.1 AA accessibility compliance across all interfaces
Integrate with third-party services (Mapbox, Google Maps, Stream.io)
Optimize performance for both mobile and desktop experiences
Required Skills:
2+ years of professional experience in React development
Strong proficiency in TypeScript and modern JavaScript (ES6+)
Experience with state management libraries (Redux Toolkit, Zustand)
Proven experience building real-time applications with WebSocket
Expertise in responsive design and CSS-in-JS solutions
Experience with testing frameworks (Jest, React Testing Library, Cypress)
Solid understanding of CI/CD pipelines and Git workflows
Nice to Have:
Experience with marketplace or e-commerce platforms
Knowledge of payment integrations (Stripe)
Experience with map libraries and geolocation services
Background in developing collaborative features