Real-time route planner with DB/HAFAS API integration that combines train, e-scooter, bicycle and walking options based on distance, context and availability.

A fast-paced action game released on Steam under Cold Enemy Gaming. I built and refined the project in Unity, with a strong focus on how the game feels to play.

Pirate Jam started as an indie game project and grew into a full release on Steam. I worked on the game itself, continued improving it after launch, and used it as a foundation for further content.

A post-launch expansion for Pirate Jam that added a new space-themed take on the original game. It gave me the chance to keep building on an existing release and extend it with new content.

Independently developed and published four Android apps, covering app logic, feature design and mobile UI implementation in Unity/C#.

Founded and grew an international gaming community, managed technical infrastructure and supported development projects through troubleshooting, bug analysis and documentation.