· Professor, Carnegie Mellon University2023–
· Co-founder and President, DataChat Inc.2020–
· Chief Scientist, Pivotal Inc.2015–2016
· Professor, University of Wisconsin-Madison2010–2023
· Associate Professor, University of Wisconsin-Madison2008–2010
· Associate Professor, University of Michigan2005–2008
· Assistant Professor, University of Michigan1999–2005
· Consulting Software Engineer, NCR1998–1999
· Ph.D. in Computer Sciences, University of Wisconsin-Madison1998–
· Intern, IBM T. J. Watson Research Center1995–1995
· M.S. in Computer Sciences, University of Wisconsin-Madison1993–
· B.Tech. in Computer Science and Engineering (with honors), Institute of Technology-Benaras Hindu University1991–