Mobile Developer (Full-time / part-time)

Permanent contract, Full or Part-Time, Remote or Cologne / Darmstadt / Düsseldorf / Berlin We are the tech powerhouse behind Kaufland’s international online marketplaces and a company within the Schwarz Group. Driven by a start-up mentality and working on an equal footing within flat hierarchies, we develop the best marketplace solutions for our customers, sellers and partners. #Day by day, our Tech & Product Team of about 400 experts pursues the goal of creating the best possible customer shopping experience for our online marketplace. You'll debug and investigate complex issues end to end across system boundaries – native code, webviews, and the web frontend – working closely with backend and frontend engineers Together with product managers and designers, you'll shape data-driven, hypothesis-based product experiences validated through A/B testing Solid experience in Swift and/or Kotlin, with the flexibility to work across both platforms, and a strong understanding of modern mobile engineering practices Experience building and maintaining projects in a modular architecture setup, and confidence navigating and debugging large, complex codebases our backend stack is TypeScript with NestJS, and curiosity matters more to us than ticking every box An analytical mindset and a strong sense of ownership for your software in production: observability, monitoring, and learning from real usage data are part of your definition of done AI tools are already a natural part of how you work and build software Fluent in English (C1) and comfortable in a dynamic, international environment Bonus points – nice to have, not required: Ability to read and debug TypeScript code when investigating cross-system issues Hands-on experience with observability tooling such as DataDog Benefits Create your own work-life balance: No problem – we offer you an attractive relocation package to give you a smooth start.

• Mental Well-Being: We support you on your well-being journey with special offerings such as Instahelp, the digital platform for online psychological counseling
• Vacation & Sabbatical: Enjoy 30 days of vacation per year and the opportunity to take a sabbatical once you have been part of the team for a certain period!
• Option for Pluxee restaurant vouchers: Buy Pluxee vouchers through us and benefit from tax-advantaged meal allowances!
• ‘Deutschlandticket’: We subsidize your train season ticket for more mobility
• Employee Discount: You will receive a monthly coupon for Kaufland.MacOS or Ubuntu Linux, it's up to you
• Benefit from our online language learning programs, diverse in-house training, and our automated 360-degree feedback. We cover the costs for relevant conferences, training opportunities, and approved team workshops to strengthen personal interactions
• This is who we are: Our dynamic culture combines flat hierarchies, a start-up mentality, an international team of over 65 nationalities, and the strength of the Schwarz Group to provide you an agile and secure working environment.
• From day one, you will connect not only with your team but also with others through our digital onboarding journey , the buddy program , and regular team and company events, all-hands meetings, powerful mornings , and much more!

Check out our Principles & our blog for even more insights into our company culture! We are signatories to the Charta der Vielfalt (German Diversity Charter) – because we know that extraordinary things can only be achieved with diversity. As we have very international teams, we would highly appreciate it to receive your CV or profile link in English.