* 1986-1991: Scientific research and computer simulations at Max-Planck-Institut for Astrophysics in Garching * PhD in Physics * 1991-1993: Head of the software development team for the Bernecker & Partner GmbH, Munich * 1993-2001: Professional IT consultant for the Hackenberg & Partner GmbH (later Renaissance Worldwide) * 2001-2008: IT consultant as a freelancer for major companies in Germany * since 2009: Part time employee at the IT strategy department of the City of Munich * since 2008: PHP/MySQL development on CM systems, search engines and specialized web solutions for customers * since 2012: Freelance IT consultant (ITSM, ISM Auditing, IT processes) and PHP developer for server based web applications