I'm a software developer from Cologne, Germany.
I build free and open source software for a free and open society.
This HyperText resource links to my output and information about me on the WorldWideWeb.
Most of the software I build, published on GitHub.com
Short technical messages and content I share on Twitter.com
My technical WorldWideWeb log on WordPress.com
Something like my English CV or resume on LinkedIn.com
Something like my German CV or resume on Xing.com
My German CV or resume in a PDF file