Fiona Tan joined Walmart in 2014 and is currently the Senior Vice President of US Technology. She is responsible for innovation and engineering execution on all customer-facing technology across Walmart’s physical and digital footprint. Her team leverages data and machine learning to drive marketing and advertising campaigns, oversees all personalization capabilities, and delivers the desktop and mobile customer experience for Walmart’s eCommerce as well as the technology across point-of-sale systems, pharmacy, specialty departments, and associate productivity apps in Walmart stores.

Previously, Fiona was Walmart’s Vice President of Engineering, responsible for product roadmap and engineering capabilities for Walmart's international eCommerce businesses as well as the Sam’s Club business in the US. In addition, her team drove technology strategy and operational excellence across Walmart Labs.

Prior to Walmart, Fiona served in a number of leadership roles at Ariba and TIBCO Software. At Ariba, she led a global engineering organization responsible for the strategy, lifecycle, and delivery of the Ariba Commerce Network. At TIBCO Software, she was responsible for a major product line as well as the management of their offshore development centers.

Fiona has a master’s degree in Computer Science from Stanford and a bachelor’s degree in Computer Science and Engineering from Massachusetts Institute of Technology.