1989-1994 Studies in Mathematics and Physics at Universität Bayreuth, 1994 Diploma Degree, 1996 Ph.D. degree at Prof. Laue (Professor for computer science), Universität Bayreuth, Germany
1994-1996 junior researcher at Lehrstuhl II für Mathematik (Universität Bayreuth, Germany) in federal funded project „Recognition, Description, and Visualization of molecular Structures “ (Head: Prof. Dr. A. Kerber)
1997-1999 Software engineer at German Remote Sensing Data Centre (DFD), Deutsches Zentrum für Luft- und Raumfahrt (DLR) e.V., Oberpfaffenhofen in ESA projects ERS II/GOME und ENVISAT
1999-2002 Senior software architect in department „Software and System Architecture“ of Siemens Corporate Technology, München, Germany, head of competence team„Flexible Service Networking“ and co-head of business field „Mobile Computing“
2000-2001 editor-in-chief of magazine „Linux Enterprise“ (published monthly by Software & Support Verlag, Frankfurt a.M., Germany)
2002-presentProfessor for Distributed Systems, Mobile Computing and Computer Graphics at Faculty of Eletrical Engineering and Computer Science at Coburg University of Applied Sciences, Coburg, Germany, head of several research projects, e.g. “Usage of open source software in business and industry”, “Architectures for wireless sensor networks”, “Technologies and tools for model-driven development of service-oriented software”; head of master study program “Information technology and enterprise applications” (M.Sc.)