Ruud is a Distinguished Engineer in the Oracle Linux and Virtualization organization at Oracle Corporation, where he works in the Tools team. There he is deeply involved in the development of the gprofng application profiling tool. Ruud has studied mathematics and physics and has been involved with the performance of technical applications for well over 25 years. Before joining Oracle he worked at Sun Microsystems, SGI, Convex Computer Corporation, the University of Utrecht and Philips. Ruud regularly gives technical presentations and tutorials at conferences and workshops. These are mostly, but not always, related to the OpenMP parallel programming model. He is also a board member of IDC's HPC Advisory Committee, is on the program committee of various international conferences and has a strong interest in Interval Analysis and Interval Arithmetic. Ruud has published over 20 conference papers related to application tuning and parallelization, several technical white papers and is co-author of the books "Using OpenMP", and "Using OpenMP - The Next Step", both published by MIT Press.


Ruud van der Pas