Senior Frontend Engineer (Contractor)

📋 Description

• Design, develop, and deliver responsive, pixel-perfect UIs using React, TypeScript, and Material UI.
• Own frontend features from design handoff through implementation, testing, deployment, and
• Build complex, validated forms and deliver seamless experiences across desktop, tablet, and mobile.
• Develop and maintain automated tests (unit, integration, end-to-end) for reliability.
• Optimize frontend performance, accessibility, responsiveness, and Core Web Vitals.
• Collaborate with product, design, and backend engineers to deliver features.

🎯 Requirements

• Minimum 5 years building production-grade React apps.
• Strong expertise in TypeScript, React, Material UI (v5+), Redux Toolkit, RTK Query.
• Advanced CSS: Flexbox, Grid, responsive/mobile-first design.
• Experience with complex forms using React Hook Form.
• Frontend testing with Jest, RTL, Cypress, Playwright, or similar.
• Performance optimization: lazy loading, code splitting, profiling.

🎁 Benefits

• Fully remote contractor opportunity based in Europe.
• High ownership with end-to-end responsibility for frontend feature development.
• Work on a modern SaaS platform serving mission-critical operations.
• Collaborative environment across engineering, product, and design teams.
• AI-first engineering culture leveraging cutting-edge tools.
• Opportunity to influence frontend architecture, standards, and design systems.