Junior Fullstack Developer InsurTech (m/f/d)

Code is your thing – and you want to start right after studying? With us, you develop software that is used daily by our customers – in a modern technology environment with high IT maturity and smart AI tools that support you in the Dev everyday. Take a first picture of what software development means at CHECK24: Real product responsibility: You develop features with direct impact Large company, small teams: short communication channels & 7-8 employees (m/w/d) per team Modern Tech Stack: TypeScript (React) and PHP (Symfony) in a modern system landscape High IT maturity: CI/CD, automated tests, structured code reviews AI-based development: Smart tools support you in analysis, implementation and testing Sounds like the perfect entry? We are looking forward to your application as Junior Fullstack Developer (m/w/d) at CHECK24 Comparative Portal für Krankenversicherungen GmbH in Hamburg.

You accompany your tickets end-to-end – from conception to productive deployment You analyse technical and technical requirements and translate them into clean, manageable solutions You ensure quality through unit and integration tests You actively contribute to code reviews – giving feedback and getting is part of everyday life You work on the further development of our modern backend services and UI toolkits You continuously opt for the user experience, in particular on mobile devices For more complex topics, an experienced Senior/Lead Developer as a Sparring partner will help you

A well-established study in the field of computer science, computer science or comparable First practical experience in web development (e.g. student work, internship or up to 2 years of professional experience) Good knowledge of TypeScript or PHP – in at least one of these technologies you already have experience with Understanding Clean Code, Testing and Modern Software Architecture First contact points with AI tools (e.g. Claude Code, Cursor) and interest in using them in the development process Joy of agile teamwork and structured, independent work You read documentation before you use a function Very good German knowledge (min. C1 level) in word and writing

The best of both worlds: CHECK24 cultivates a presence culture and combines all the advantages of an established company with startup fleet. We plan in the long term and at the same time you get the opportunity to actively shape processes Personal Growth: Experienced Colleagues (m/w/d), solid contact (m/w/d) and our team spirit guarantee optimal onboarding. A specialized personnel development and an extensive training catalog promote your individual career. Regular retrospectives serve to continuously develop our cooperation Attractive salary package: In addition, we offer attractive vouchers for a variety of CHECK24 products, a generous support in occupational retirement provision and a very good cost share in the EGYM Wellpass Food & Drinks: The whole week of work is free breakfast (selection at different types of cereals), free office lunch, fresh fruit, hot and cold drinks are at our disposal! Sustainable mobility: Our central location in the heart of Hamburg allows easy access by public transport or bicycle – for this we offer you a 100% free German ticket or promote Your company bike leasing Extensive health package: A flexibly retrieved health budget and the possibility to participate in our common sports activities (e.g. football, Alsterlauf, backfit – also on the roof terrace in summer) Work-Life-Balance: We work closely on site from Monday to Thursday. On Friday there is a possibility for mobile work. In addition to 28 days of holiday, you can take up to 10 days of unpaid vacation CHECKito-Spirit: Since we attach great importance to a good relationship on site in our office, we offer you a relaxed working atmosphere with duz culture, regular drink-outs and cool team events. For the break, a table tennis table, a kicker, our grill on the roof terrace and the unique view over the outdoor nest We equip you: ergonomic workstation with modern equipment (such as a powerful MacBook Pro, additional screens) and height-adjustable table from the first day. Individual equipment such as an ergonomic mouse or noise cancelling headphones? No problem! !