· Partner, Principal Data Strategist, InData Corp.2019–
· Director, Data Services, The Credit Junction2018–2019
· Principal Engineer, Application Security, AppNexus2016–2018
· Lead Systems Engineer, Ecommerce and Security, Consumers Union2008–2016
· Lead Consultant, Result Architects2004–2008
· Principal Consultant, NP Compleat2003–
· Vice President, Technology, MaMaMedia Inc.1999–2003
· Technical Director, Arcus, Inc1993–1998
· Computer Science, Columbia University
· Bachelor of Science - BS Cognitive Science, Massachusetts Institute of Technology