He received his PhD in 1998 from Georgia Institute of Technology, has been a postdoctoral fellow at DIMACS, and had visiting positions at University of Waterloo (Canada), Max-Plank-Institut fur Informatik (Germany) and University of Wisconsin - Milwaukee. His research work is in the areas of algorithms and networking. He has published 38 journal papers and 49 conference papers, and five book chapters, and one patent, with an H-index of 20 according to Google Scholar. His work has been funded by NSF. He was the co-PI of the REU BigDataX program from 2015 to 2017, and mentored 6 students in that timeframe.