At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Senior/Leading Frontend Software Engineer to join one of our clients ' team. If you're looking for an exciting opportunity to grow in a innovative environment, this could be the perfect fit for you. WHAT YOU WILL BE CHALLENGED WITH: Design and implement  complex administrative interfaces  for configuring and operating insurance products. Build  schema-driven and highly interactive UIs  that allow experts to define product structures, pricing rules, and workflows. Own and evolve our  frontend architecture , ensuring scalability, maintainability, and performance across a growing platform. Collaborate closely with backend teams building  microservice-based APIs (gRPC / REST)  powering product configuration and policy operations. Contribute to the design of  AI-assisted workflows , where domain experts interact with AI tools to configure and operate insurance products faster. Establish and maintain  frontend engineering standards , including performance optimization, accessibility (A11y), and robust state management. Work with Product and UX to transform complex insurance concepts into clear, efficient user experiences. WHAT WE ARE LOOKING FOR: We are looking for a Senior or Lead Frontend Engineer who enjoys building complex software systems and translating difficult domain problems into intuitive user interfaces. Beside this you bring: Extensive experience building  large-scale production frontend applications . Deep expertise with  React and modern TypeScript-based frontend development . Strong experience designing  maintainable frontend architectures , including state management, modular component design, and scalable codebases. Experience integrating with  API-driven microservice architectures . Experience building  highly interactive UIs , such as complex forms, configuration systems, or data-heavy applications. A strong  systems-thinking mindset , with the ability to reason about long-term technical and UX trade-offs. The ability to take ownership of significant parts of the frontend platform and drive improvements across the codebase. Strong knowledge of  JavaScript/TypeScript, HTML, and CSS , with attention to performance, accessibility, and cross-browser compatibility. Clear English communication skills and an interest in mentoring other engineers. Benefits: An attractive salary package based on your experience, qualifications and responsibilities A remote-friendly working model with occasional trips to Berlin office  30 days of holiday leave, plus extra half-days off on 24 and 31 December A personal training budget of at least €500, or more if necessary Exciting opportunities for internal development through a fixed role development model, fixed feedback cycles and performance reviews. A company subsidy for Urban Sports Club membership to support your well-being outside of work A generously subsidised company pension scheme   A VSOP programme that lets you benefit from the company's success additionally The client provide you with modern hardware; you decide whether you want Windows or iOS With weekly company lunches and a well-stocked snack bar, everything you need for a quick bite to eat is right there