Skills
Experience Level
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Language
German
Fluent
English
Advanced
Work Experience
Mobile App Developer (Self-employed) at Budget for Nomads
October 1, 2022 - June 1, 2024Cross-platform finance app developed, tested, published and marketed. Implemented in JavaScript, TypeScript and React Native with Expo. Features include expense tracking and budget allocation, login with online/offline mode, live synchronization, automatic currency conversion, and modern dynamic charts.
Mobile App Developer at wikifolio
June 1, 2024 - June 1, 2025Development and maintenance of a cross-platform mobile app using React Native for iOS/Android. Planning and implementing new features and optimizing existing ones. Key features include a native rich-text editor, dynamic tables & charts, and CI/CD integration.
Frontend/Backend Developer
December 1, 2019 - December 1, 2020Vollständige Front- und Backend-Entwicklungen in einer App im Xamarin.Net Framework in C#.
Mobile App Developer at Nomad's Budget (Cross-Platform Finance App)
October 1, 2022 - June 1, 2024Mobile App Developer with focus on React Native and TypeScript; cross-platform development for a finance app; building a platform-agnostic mobile application; experience with APIs, CI/CD, automated testing; UX-forward frontend.
Education
B.Sc at Universität Freiburg
January 1, 2018 - December 31, 2022 at Technische Universität Chemnitz
January 1, 2013 - January 1, 2017B.S. in Computer Science at University of Freiburg
January 1, 2018 - January 1, 2022Qualifications
Industry Experience
Software & Internet, Media & Entertainment, Professional Services
Skills
Experience Level
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Hire a App Developer
We have the best app developer experts on Twine. Hire a app developer in Bremen today.