Senior Frontend Engineer (Contractor)

📋 Description Design, develop, and deliver responsive UI with React, TypeScript, and Material UI. Own frontend features end-to-end from design to deployment. Build complex responsive forms and provide seamless UX across devices. Develop automated tests to ensure reliability (unit/integration/e2e). Optimize frontend performance and accessibility, focusing on Core Web Vitals. Collaborate with product, design, and backend engineers to ship features. 🎯 Requirements Minimum 5 years of professional React experience. TypeScript, React, Material UI v5+, Redux Toolkit, RTK Query. Advanced CSS (Flexbox/Grid), responsive/mobile-first design. Experience with React Hook Form for complex forms. Frontend testing with Jest, React Testing Library, Cypress/Playwright. Pixel-perfect implementations from Figma designs. 🎁 Benefits Fully remote contractor opportunity based in Europe. High level of ownership with end-to-end responsibility for frontend feature development. Work on a modern SaaS platform serving mission-critical business operations. Collaborative environment with close interaction across engineering, product, and design teams. AI-first engineering culture leveraging cutting-edge development tools. Flexible remote work within a distributed international team.