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Jeff joined Google in 1999 and is currently a Google Fellow working in the Systems Infrastructure Group. Jeff has designed and implemented large portions of the company's advertising, crawling, indexing and query serving systems, along with various pieces of the distributed computing infrastructure that sits underneath most of Google's products. At various times, Jeff has also worked on improving search quality, statistical machine translation, and various internal software development tools, and he has had significant involvement in the engineering hiring process.
Prior to joining Google, Jeff was at DEC/Compaq's Western Research Laboratory, where he worked on profiling tools, microprocessor architecture, and information retrieval. Earlier, he worked at the World Health Organization's Global Programme on AIDS, developing software for statistical modeling and forecasting of the HIV/AIDS pandemic.
Jeff is an author of more than 20 publications and a co-inventor on more than 25 patents. He earned a B.S. in computer science and economics (summa cum laude) from the University of Minnesota and received a Ph.D. and a M.S. in computer science from the University of Washington. | 