| since 10/1998 |
Computer Scientist |
SRI International |
| 1997 - 1998 |
International Fellow |
SRI International (on leave from Technical University of
Braunschweig) |
| 1996 - 1997 |
Assistant professor |
Database group, Technical University of Braunschweig |
| 1991 - 1996 |
Research and teaching assistant |
Database group, Technical University of Braunschweig |
| 1988 - 1991 |
Student teaching assistant |
several mathematical and business-administration institutes, |
| |
|
Technical University of Braunschweig |
| 1988 - 1990 |
Programmer (2 months per year) |
Norddeutsche Seekabelwerke Nordenham |