Yash Vajifdar is a Senior Data Engineering Leader at Amazon, where he leads the data infrastructure powering Alexa+ AI across a large global organization. His work includes building LLM evaluation platforms and large-scale data pipelines that enable personalized, proactive customer experiences at scale. With experience spanning Amazon, SquareTrade (Allstate), and Circana, Yash specializes in distributed systems, AI-driven data pipelines, and privacy-compliant data architecture. Known for driving cross-organizational impact, he combines deep technical expertise with strategic leadership to set engineering standards, grow talent, and shape data and AI initiatives. He holds dual Bachelor’s degrees in Mathematics and Business from the University of Rhode Island.