Freelancer profile translated to English.
Back to original languageAbout Julian
Hi, I'm Julian Giesen – Your freelancer for professional app development.
I am an enthusiastic app developer, an expert in software development, and your trusted partner for first-class apps.
As an experienced app developer, with a degree in computer visualization, I can look back on over 6 years of work in software development, especially in the gaming and app sector.
My years of experience as a computer science teacher have strengthened my direct, people-oriented communication style and my ability to convey complex technical concepts understandably.
What drives me at appsgemacht is the development of cross-platform mobile apps for Android, iOS, and web applications. I combine my understanding of appealing design with my profound technical knowledge to create apps that not only work but also impress visually.
Whether you already have a clear idea of your project or are still in the early stages – I am ready to work on your wavelength. Let's get together and use my expertise for you to make your app a true masterpiece.
I look forward to learning more about your goals and realizing your app project together!
Japanese
Basic
English
Fluent
German
Native or bilingual
Can work on-site
Dinslaken (up to 50km), Stuttgart (up to 50km), Frankfurt am Main (up to 50km), Hamburg (up to 50km)
Experience
- GZ Solution GmbH
On Malt
Senior Flutter DeveloperJune 2025 - July 2025 (1 month)Development of a map feature for an existing Flutter app.Implementation of a CI/CD pipeline.Deployment of the app on Google Play and the App Store. - Komunen-App für GemeindenSenior Flutter DeveloperSOFTWARE PUBLISHINGDecember 2024 - March 2025 (3 months)Ebersberg, Germany
- Setup of a monorepository with Melos
- Integration of Codemagic as a Continuous Integration pipeline
- Development of backend functions
- Consulting in app development
- Continuous bug fixing
- App im AutomobilbereichSenior Flutter DeveloperAUTOMOBILEMarch 2024 - November 2024 (8 months)Bochum, Germany
- Creation of Figma designs and implementation of new features in a Flutter app.
- Consulting in app development and development of an MVP.
- Connecting a backend API to the Flutter app and implementing state management with Riverpod.
- Continuous bug fixing to optimize the application.
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Education
- Master of Science in Computer VisualizationUniversity of Koblenz2014B.Sc. und M.Sc. in Computervisualistik Schwerpunkt auf Computergrafik und Bildverarbeitung