Kelly MacLean leads Engineering, Product, and Science for Amazon Ads Demand-Side Platform (DSP), Sponsored Display, Sponsored TV, and Amazon Ads Central Engineering organizations. The Amazon DSP is an AI-driven, full-funnel advertising solution focused on delivering marketing objectives at scale across the internet. Prior to joining Amazon in 2023, Kelly helped build Meta’s (Facebook) advertising stack over 11 years. Kelly’s been at the forefront of mobile and video advertising having been on the early teams developing video, mobile app ads, and Facebook’s mobile DSP. She lived and worked in four countries and opened Facebook’s first ads engineering office in EMEA. Prior to Facebook, Kelly held several leadership positions leading engineering, product, marketing, and operations at Flite (acquired by Snap Inc), LiveRamp (formerly Rapleaf), and Dell. Her first career was playing National Team and professional level soccer for the Canadian National Team. Kelly graduated from Purdue University and holds an MBA from Stanford.