Senior Frontend Engineer - Design System (f/m/d)

<h2><strong>Overview:</strong><br/></h2><p>As a Design System Front-End Developer, you will play a vital role in crafting and evolving our design system, ensuring a consistent, accessible, and scalable user interface across all products. You’ll work at the intersection of design and engineering, building high-quality UI components that enable fast and consistent development across teams. This role offers the opportunity to shape user experiences and front-end architecture, while collaborating with designers, engineers, and stakeholders to ensure usability, scalability, and visual excellence. You’ll contribute to a frontend toolkit used across the company and help lead internal best practices for UI development.<br/></p><h2><strong>Your responsibilities:</strong></h2><ul><li><p>Design, implement, and maintain efficient, reusable, and scalable front-end components.</p></li><li><p>Develop responsive and accessible web applications using HTML, CSS, JavaScript, and TypeScript.</p></li><li><p>Collaborate closely with designers to ensure the technical feasibility of UI/UX designs.</p></li><li><p>Contribute to and evolve the internal design system used by multiple teams.</p></li><li><p>Work with backend engineers to integrate RESTful APIs and ensure seamless UI/backend communication.</p></li><li><p>Advocate for accessibility standards (WCAG) and implement them across UI components.</p></li><li><p>Lead internal initiatives and discussions around design consistency and developer experience.</p></li><li><p>Optimize applications for speed, usability, and maintainability.</p></li><li><p>Implement motion design and animations to enhance user experience where appropriate.</p></li><li><p>Stay up to date with emerging front-end technologies, tools, and practices.</p></li><li><p>Support documentation and onboarding of other developers using the design system.<br/></p></li></ul><h2><strong>Your profile:</strong></h2><ul><li><p>Strong proficiency in CSS, HTML, and modern JavaScript (ES6+)</p></li><li><p>Strong expertise in Vue.js and its ecosystem is required.</p></li><li><p>Proven experience building or maintaining design systems or scalable component libraries</p></li><li><p>Familiarity with tools such as Figma or similar design collaboration platforms</p></li><li><p>Comfortable implementing accessibility standards (WCAG) and responsive design</p></li><li><p>Experience with front-end tooling: Nx, Vite, ESLint, Prettier, Playwright, Jest/Vitest, Testing Library</p></li><li><p>Solid understanding of integrating frontend applications with RESTful APIs</p></li><li><p>Attention to visual and interaction detail, with a strong sense of consistency</p></li><li><p>Comfortable with animation and motion design concepts in web development</p></li><li><p>Strong communication and collaboration skills, with experience working in cross-functional teams</p></li><li><p>Interest in Generative AI and how intuitive UI can enable human-AI collaboration</p></li><li><p>Experience working on high-traffic web applications is a plus<br/></p></li></ul><h2><strong>What you can expect from us:</strong></h2><ul><li><p>Be part of an AI revolution! </p></li></ul><ul><li><p>30 days of paid vacation </p></li></ul><ul><li><p>Access to a variety of fitness &amp; wellness offerings via Wellhub </p></li></ul><ul><li><p>Mental health support through <a href="http://nilo.health" rel="noopener noreferrer nofollow" target="_blank">nilo.health</a> </p></li></ul><ul><li><p>Substantially subsidized company pension plan for your future security </p></li></ul><ul><li><p>Subsidized Germany-wide transportation ticket </p></li></ul><ul><li><p>Budget for additional technical equipment </p></li></ul><ul><li><p>Flexible working hours and a hybrid working model for better work-life balance </p></li></ul><ul><li><p>Virtual Stock Option Plan </p></li></ul><p></p>