Senior Frontend Engineer (Contractor)

📋 Description

• Design, develop, and deliver responsive UIs with React, TypeScript, Material UI
• Own frontend features from design to deployment and improve them
• Build complex, validated forms for desktop, tablet, and mobile
• Develop and maintain unit, integration, and end-to-end tests
• Optimize performance, accessibility, and Core Web Vitals
• Collaborate with product, design, and backend engineers

🎯 Requirements

• Minimum 5 years React experience
• Strong TypeScript, React, Material UI v5+, Redux Toolkit, RTK Query
• Advanced CSS: Flexbox, Grid, responsive/mobile-first
• Experience with React Hook Form
• Frontend testing with Jest, RTL, Cypress, Playwright or similar
• Performance optimization: lazy loading, code splitting, profiling

🎁 Benefits

• Fully remote contractor in Europe
• End-to-end ownership of frontend features
• Work on a modern SaaS platform for mission-critical ops
• Collaborative environment with design/product/engineering
• AI-first engineering culture with cutting-edge tools
• Opportunity to influence frontend architecture and design systems