David Yoo serves as Senior Vice President of Mobile Products & Services at American Express Company. He served as Senior Vice President of Commerce Innovation at American Express Company since May 2012. He served as the Senior Vice President of Strategy at BOKU, Inc. Prior to BOKU, he served as Senior Vice President and Chief Product Officer at AT&T Interactive. While at AT&T Interactive, he grew consumer web and mobile applications to over 52M monthly uniques, and grew the local advertising business to 1M local advertisers and $230M in advertising revenue per quarter. Prior to AT&T Interactive, he served as Head of Strategy and Product Marketing at Tellme, acquired by Microsoft. He also served as a Principal Product Manager at PayPal an eBay, Inc. David holds a B.S. in Managerial Economics from University of California, Davis.