He leads the Ads Data Infrastructure group, where he builds data solutions powering Google's multi-billion dollar ads business. He works on numerous very large scale distributed system problems including near real-time continuous event processing, distributed relational database system, petabyte scale geo-replicated data warehouse, distributed query engine, query optimization, experiment data analysis, data visualization, etc. Ashish holds a Masters in Computer Science from University of Texas at Austin and did his Bachelors in Computer Science from IIT Delhi.