Jeff is a Senior Developer Technologies (DevTech) Software Engineer with NVIDIA, where he specializes in porting and optimizing HPC applications to NVIDIA platforms. For the past 6 years he has served as NVIDIA's primary representative to the OpenMP and OpenACC specification bodies where he has provided his application-development expertise in the development of these specifications. Jeff has a M.S. in Computer Science from the University of Tennessee, where he was a member of Jack Dongarra's Innovative Computing Laboratory. Before that he received a B.S. in computer science from Furman University. Prior to joining NVIDIA, Jeff was in the Cray Supercomputing Center of Excellence at ORNL.