(Junior) Fullstack Engineer (m/f/d) for a New Product PHP Focus

Do you enjoy solving problems by writing code? Are you passionate about building clean, maintainable code and enjoy solving complex technical challenges? Then join our team and help shape the future of our platform!

As a Fullstack Engineer with a strong backend focus (70%), you will primarily build production-ready software in PHP using Symfony. You will also contribute to our React frontend (30%) while working with modern development tools such as Docker, GitHub, and Linux.

We are looking for developers who are passionate about coding and already have hands-on experience building software in PHP. From day one, you'll be an active member of our engineering team, taking ownership of features, participating in code reviews, and helping us build scalable, high-quality software.

What are you waiting for? We look forward to receiving your application!

• Develop and maintain production-ready backend applications in PHP using Symfony (approximately 70% of your work)
• Write clean, maintainable, and well-tested code while designing scalable software solutions following software engineering best practices
• Build and improve frontend features using React and TypeScript (approximately 30%)
• Participate in code reviews and continuously improve the quality of our codebase
• Work with Docker, GitHub, and Linux as part of your daily development workflow
• Collaborate closely with product managers and fellow engineers to translate business requirements into high-quality software

• Completed studies in Computer Science or a related field (or currently finishing your thesis)
• Strong programming skills and hands-on experience developing software in PHP through internships, personal projects, freelance work, open-source contributions, or professional experience
• Experience with React, TypeScript, or other modern frontend frameworks is a plus
• Confident working with Linux and the command line
• Experience with Git/GitHub and Docker, ideally demonstrated through your own projects (beyond university assignments)
• Good English skills (spoken and written)

• Top career entry – be part of a new project from day one and work on challenging and varied tasks where you take on responsibility right from the start
• Long-term perspective – thanks to our continuous growth, we can offer you a permanent position with us if you deliver excellent performance
• Ownership for your topics – we give you plenty of room for initiative. Actively contribute your ideas and directly influence the success of CHECK24!
• Events & team spirit – we live team spirit both at work and beyond – whether at lunch, table soccer, or after-work events – and we celebrate our successes together at regular company and team events
• Flexible working hours – as a working student, you can arrange your working hours flexibly to fit around your studies
• Shared lunches – enjoy free lunch on Mondays, Tuesdays, and Thursdays
• Health & fitness – subsidy for external sports oWers (e.g., EGYM Wellpass) as well as yoga and crossfit classes
• Perfect accessibility – centrally located oWice in Berlin-Mitte at Spittelmarkt with excellent transport connections