Senior UI Engineer

Summary

Join Xayn, a Berlin-based AI startup, and become a key member of our Tech Team. As a Frontend Engineer, you will develop UI components using React, TypeScript, and other modern technologies. You will be responsible for performance optimization, design implementation, backend integration, and thorough testing. The role offers flexible working hours, 26 vacation days plus holidays, and the possibility of 100% remote work (with German residence). Xayn provides a laptop, second screen, and other equipment. We offer discounts and a collaborative environment.

Requirements

• Full development lifecycle: Worked across the full development lifecycle, from design to backend connection with React, TypeScript, Hooks, and Context API, HTML5, CSS3, Web Components
• Backend integration experience: Node.js, API design, authentication mechanisms (JWT, OAuth & Keycloak)
• Delivery: Delivered results in evolving fast-paced startup environments
• Technical Debt: Optimized technical debt and implemented best coding practices in previous roles
• Working Permission: Germany
• Language: English (fluent)

Responsibilities

• Develop UI Components: Using React, TypeScript, hooks, and responsive design
• Performance Optimization: Implement code splitting, lazy loading, and caching techniques
• Design Implementation: Pixel-perfect execution from Figma designs with Tailwind and animations
• Backend Integration: Connect APIs using RESTful services, integrating WASM solutions for encrypted communication
• Testing & Debugging: Write tests using Vitest ensuring clean, functional code
• End-to-End Responsibility: From design handover to backend integration, ensuring APIs fetch the right data
• Tech Stack Optimization : Streamline tooling, optimizing the codebase for better scalability & clean code best practices

Preferred Qualifications

Optional: Familiarity with tools such as Webpack, Docker, Git, and CI/CD pipelines

Benefits

• Working hours: Flexible working hours: Full-time (32- 40h/week)
• Vacation: 26 days + December 24th & 31st off
• Remote: 100% remote work possible (given a German residence), other countries upon request
• Discounts: e.g. Urban Sports Club Membership
• Equipment: Laptop (Lenovo or Mac), second screen, keyboard etc