CHECK24 is the comparison platform: We combine market leadership with the mindset of a dynamic startup. In agile teams, we make fast decisions and live flat hierarchies. Through the targeted use of cutting-edge tools and technologies as well as state-of-the-art AI methods, we drive data-driven innovation with a constant focus on delivering added value for our customers. Across more than 50 products, we work every day to continuously improve the user experience for over 20 million customers.

As a working student, you will have the opportunity to gain practical experience while contributing to the development of web applications, services and infrastructure for our Tires and Wheels comparison portal. This role offers a unique chance to learn and grow both personally and professionally, with a focus on creating an exceptional user experience.

To further strengthen our development team at CHECK24 Vergleichsportal Autoteile GmbH, we are looking for a motivated Working Student (m/f/d) Computer Science. In this role, you will gain hands-on experience in professional software development while contributing to products used by millions of customers.

• You support the development and maintenance of web applications under the guidance of experienced developers
• Frontend features and user interfaces are enhanced by contributing to implementation, usability improvements, and bug fixes
• You assist with backend development tasks, including API integrations, database-related changes, and performance optimizations
• Existing and newly developed features are tested to identify bugs, usability issues, and potential improvements
• Technical documentation, code changes, and development workflows are maintained to support efficient collaboration
• You participate in sprint planning, stand-ups, code reviews, and other agile development activities
• New technologies, tools, and best practices are researched and evaluated to support ongoing product development

• You are currently enrolled in a degree program in Computer Science, Software Engineering, Computer Engineering, or a comparable field
• A solid understanding of software development principles and modern engineering practices is part of your skill set
• You have gained initial experience with programming languages such as PHP, Go, JavaScript, or TypeScript
• Strong analytical thinking and the ability to solve technical problems in a structured manner distinguish your work
• You are familiar with web technologies, software testing concepts, and collaborative development workflows
• Experience with AI-supported development tools such as Claude, Cursor, GitHub Copilot, or Gemini is advantageous
• Good English skills (minimum C1 level), German skills are a plus

• Gain valuable practical experience alongside your studies and work on products with real customer impact
• Benefit from structured onboarding and close collaboration with experienced colleagues who support your professional growth
• Take ownership of meaningful tasks and contribute your own ideas in an agile development environment
• Flexible working hours allow you to balance your studies and professional responsibilities effectively
• Enjoy a modern office environment with high-quality equipment and direct collaboration within the team
• Join regular team events, company activities, and knowledge-sharing sessions that strengthen our team spirit
• Receive free lunch several times per week and take advantage of additional employee benefits
• Benefit from our centrally located office at Donnersbergerbrücke with excellent public transportation connections