Senior Frontend React Developer

Wymagania: - At least 5 years of hands-on experience with React in commercial projects - Strong command of JavaScript and TypeScript - Practical understanding of React fundamentals, including hooks, routing, and state management solutions - Experience working in distributed systems or microservices environments - Exposure to cloud platforms (GCP experience is an advantage) - Background in developing scalable applications that consume REST APIs and work with JSON data - Solid grasp of core programming concepts such as data structures and algorithms - Good knowledge of HTML and modern CSS approaches (e.g. Tailwind, SASS, CSS Modules, or similar tools) - Experience with automated testing (unit, integration, and end-to-end) - Ability to debug and optimize applications using browser developer tools - Experience in building responsive and user-friendly interfaces across devices - Strong communication skills and experience working in collaborative, distributed teams - Self-driven approach with a strong sense of ownership - English proficiency at B2 + level or higher. Codzienne zadania: - Build and enhance modern web applications using React and Next.js - Create reusable components and contribute to scalable frontend architecture - Work closely with cross-functional teams including backend engineers, data specialists, and product stakeholders - Improve performance, security, and overall user experience of applications - Connect frontend layers with APIs and cloud-based services - Maintain high development standards through testing and clean coding practices.