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About

I am Product Owner at REWE Digital in the heart of the REWE eCommerce shop located at Cologne, Germany.

As a Product Owner, I did also product management for the eCommerce-Shops of Parfümerie Douglas and Galeria Kaufhof.

As a Senior UX Designer, I did a lot of web application design for various agencies like i-d media, it-startups like sevenload, it-startup-incubator curtis newton labs and well-known brands since 1999.

I also did a lot of scientific research on a user interface for the 3-dimensional visualization of music and wrote a book in german about it.

I also wrote a book in german about the relation of music and architecture.

Last not least I did a lot of sounddesign under my private label grorec. Have a look at Soundcloud Albums or Soundcloud Playlist.

You can also follow me on Twitter.