Job
In this role, you will develop digital insurance products end-to-end, optimize user experiences particularly on mobile applications, and leverage modern AI tools for quality assurance and process optimization.
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Job technologies
Your role in the team
- As a Senior Full-Stack Developer (m/f/d) with a focus on AI, you will play an active role in advancing our digital insurance products.
- You own your tickets end to end—from conception through to production deployment.
- You analyze business and technical requirements and translate them into clean, maintainable solutions.
- You ensure quality through unit and integration tests.
- Actively participate in code reviews—giving and receiving feedback is part of our everyday work.
- Further development of our modern backend services and UI toolkits.
- You continuously optimize the user experience, especially on mobile devices.
Our expectations of you
Education
- A successfully completed degree in computer science or a comparable technical field is required.
Qualifications
- Understanding of clean code, testing, and modern software architecture.
- Initial exposure to AI tools (e.g., Claude Code, Cursor) and an interest in using them effectively in the development process.
- Enjoy working in agile teams and working independently in a structured manner.
- Good written and spoken English skills (C1), German skills (B2), a team-oriented mindset, and a willingness to work on-site in the office as part of a team round out your profile.
Experience
- At least 3 years of experience in web development.
- Good knowledge of TypeScript or PHP—you already have in-depth experience with at least one of these technologies.
What we offer
- We work together in the office from Monday to Thursday, and you can work remotely on Fridays.
- We deliberately work on-site at our CHECK24 office because close collaboration, quick coordination, and a genuine sense of teamwork make all the difference in our day-to-day work.
- The best of both worlds: With us, you get the security and stability of an established company—combined with the drive, speed, and scope to shape things that you’d expect from a startup.
- Modern work with a genuine focus on the future — AI-first, not old-school.
- You’ll work with modern technologies and use tools like ChatGPT Enterprise, Claude Code, Cursor.ai, and other AI applications as a natural part of your day-to-day work.
- Top-notch equipment from day one: A fully equipped, ergonomic workspace with a powerful MacBook, additional monitors, and a height-adjustable desk.
- Need additional equipment, such as noise-cancelling headphones or an ergonomic mouse? Of course, you’ll get that too.
- Challenging and varied tasks: Look forward to the freedom to actively shape processes and direct communication channels with senior management.
- Growth that’s truly within reach: Our strong growth creates real opportunities to take on responsibility quickly and develop both professionally and personally.
- You’ll have access to individual training and development opportunities, as well as a wide range of training courses.
- A great overall package: In addition to an attractive salary and 28 days of vacation, you’ll benefit from vouchers for many CHECK24 products, strong support with your company pension plan, and a generous subsidy for the EGYM Wellpass.
- Food & drinks are on us: breakfast (a selection of different cereals), lunch, fresh fruit, and hot and cold drinks are available to you free of charge throughout the week.
- Easy and sustainable commuting: Thanks to our central location, you can easily reach us by public transport or by bike.
- You’ll benefit from a completely free Deutschlandticket or a subsidy for leasing a company bike.
- CHECKito spirit / Team spirit that feels genuine: We work closely together, support one another, and celebrate our successes together.
Benefits
Work-Life-Integration
Health, fitness & fun
Food & drink
Higher take-home pay
Topics you will work on
Job locations
About your employer
CHECK24 is one of Germany's leading online companies and the country's largest comparison portal. And we're growing - with you. If you want to move something, you've come to the right place. Experience the dynamics of e-commerce, agile processes, flat hierarchies and steep development curves.
- Established Company
- Onsite, Hybrid
- Banking, Finance, Insurance · Internet, IT, Telecommunication
Employer reviews
- Engineering
- 3.8
- Working conditions
- 4.3
- Career growth
- 4.3
- Team culture
- 4.3
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