· Full Professor, UC Irvine2024–
· Co-Founder And CTO, Envive (formerly Spiffy AI)2023–
· Allen AI Fellow, Allen Institute for AI (AI2)2021–2023
· Associate Professor, UC Irvine2021–2024
· Assistant Professor, UC Irvine2016–2021
· Postdoctoral Research Associate, University of Washington2013–2016
· Research Intern, Microsoft2012–2012
· Research Intern, Google2010–2010
· Software Engineer (Intern), Yahoo!2009–2009
· Research Assistant, University of Massachusetts Amherst2008–2013
· Teaching Assistant, University of Massachusetts Amherst2008–2008
· Software Engineer (Intern), Google2007–2007
· Research Assistant, Vanderbilt University2005–2007
· Teaching Assistant, Vanderbilt University2004–2005
· Research Assistant, Institute for Software Integrated Systems