The TENHIL Group offers award-winning solutions for online recruiting — including high-reach job boards in Germany and Austria (stellenanzeigen.de, Yourfirm.de, Regio-Jobanzeiger.de, and more) as well as SaaS portal solutions for partner websites. With Karrieretag, we also operate one of Germany's leading career fair platforms. We're a growing team that values good collaboration, modern tooling, and shipping great products. Full stack. TypeScript. Real impact. Help us build products that connect people with the right jobs — and make them better every day. Full-Stack TypeScript Developer (m/f/d) Your Responsibilities Maintain and further develop two large React applications (Next.js & Vite) as well as backend services Build new features across the full stack with clean, readable, and maintainable TypeScript code Write and maintain unit and integration tests using Vitest, Jest, and React Testing Library Collaborate closely with designers, backend developers, and product managers to deliver high-quality solutions Actively use AI-assisted development tools (e.g., Claude, GitHub Copilot, Codex) as a core part of your daily workflow to write better code faster Optimize frontend performance and contribute to backend reliability and API design Your Profile You have good hands-on experience with React, TypeScript, and modern frontend frameworks (Next.js App Router, Vite) You have some backend experience with Node.js and are comfortable working across the full stack You're familiar with testing frameworks (Vitest, Jest, React Testing Library) You actively use AI coding tools like Claude, GitHub Copilot, or OpenAI Codex and know how to get the most out of them You're open to feedback, enjoy learning, and continuously look for ways to improve your work You write code with maintainability in mind and care about doing things the right way You communicate clearly, work well in a team, and take ownership of your tasks What We Offer Stability: Permanent contract after a 6-month probationary period Flexibility: Work from home 2–3 days per week and we trust you to get things done Office perks: Coffee, fruit, snacks, a rotating mix of free muesli, breakfast, or lunch, and free parking Wellpass membership: Access to gyms, yoga studios, pools, saunas, and more — you choose when and where Monthly employee benefits: Choose from five individual benefits each month tailored to your needs Corporate discounts: Up to 20% off at 600 brands through our partner network Work abroad: Up to four weeks per year working from abroad (after approval) Time off & extras : 30 days vacation, a volunteer day off, company pension plan, and professional development budget Kontakt Have we caught your interest? Then simply apply online through this portal, so we can process your documents faster than by email. We look forward to receiving your application! If you have any questions, our contact person will be happy to help: Leon Hipp HR Business Partner 089 550024-260