Independently design, develop and maintain our mobile app for iOS and Android
Build a stable, scalable app architecture using modern mobile technologies
Integrate internal and external interfaces, APIs, and payment/toll systems
Work closely with backend, project and product management to implement new features
Ensure app performance, security and maintainability
Conduct code reviews and provide technical knowledge transfer within the team

Requirements

Several years of experience in app development for iOS and Android
Confident with a modern cross-platform framework such as Flutter or React Native, or alternatively native development (Swift/Kotlin)
Strong experience working with RESTful APIs, authentication, and mobile app security
Experience with version control using Git
Basic understanding of CI/CD processes in the mobile environment (e.g., Fastlane, GitHub Actions, Bitrise)
Ideally experience with automated test frameworks for mobile apps
You don’t see yourself as just a “code writer” but as an architect of digital app systems — with an eye for user experience, performance, and scalability
You use modern AI tools and AI-assisted IDEs to make development faster, more efficient, and smarter

Benefits

Company Tesla car possible (including with home office), with free charging at our Münster location
100% remote or hybrid work possible
Flexible working hours with flexitime (Mon–Fri) and timer-based time tracking
Company bike (Jobrad) available
Support with finding accommodation in Münster

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

iOS developmentAndroid developmentFlutterReact NativeSwiftKotlinRESTful APIsmobile app securityGitCI/CD

architectural designuser experienceperformance optimizationscalabilitytechnical knowledge transfer