Hossein joined Google in 2011 and currently works on distributed data analysis systems. Prior to that, he worked on data mining and distillation in cyber-physical systems, storage systems, data transport in delay tolerant networks, distributed system diagnosis, and sensor networks. He received his Ph.D. from University of Illinois at Urbana-Champaign in 2011 and M.Sc. from Simon Fraser University, Canada in 2007.