Senior Frontend Engineer

Responsibilities

• As a Senior Frontend Engineer, you will help shape the technical direction of our B2B SaaS platform. You will own architecture decisions in the frontend and ensure a performant, maintainable, and user-friendly application that our riders, fleet operators, and internal teams rely on every day.
• Designing, building and evolving our web platform using React and TypeScript.
• Making architecture decisions for scalability, performance and maintainability.
• Conducting code reviews and establishing technical standards within the team.
• Working closely with Product Management, UX/UI Design and Backend Engineering.
• Maintaining and evolving our component library and design system.
• Identifying technical debt and reducing it systematically.
• Mentoring junior and mid-level engineers on the team.

Qualifications

• Strong proficiency in TypeScript and modern JavaScript standards.
• Several years of professional experience (ideally 4+ years) in frontend development with React.
• Strong, self‑driven way of working and good communication skills.
• Experience with state management solutions (e.g. Redux, Zustand, React Query).
• Good German and English skills.
• Understanding of REST and/or GraphQL APIs and their integration.
• Experience building and maintaining B2B or SaaS products.
• Experience with testing frameworks (e.g. Vitest, Jest, Playwright).