Pichai joined Google in 2004, where he headed the management and direction of innovation lines client-oriented Google products, including Google Chrome and Chrome OS, as well as to a large extent responsible for Google Drive. He oversaw the development of various applications, such as Gmail and Google Maps. November 19, 2009 held a demonstration Pichai Chrome OS and Chromebook, then released in the release.
May 20, 2010, he announced a new video codec VP8 outsourcing from Google, and showed the new WebM video format. March 13, 2013 became curator Pichai Android. Earlier this OS was guided by Andy Rubin. According to rumors, he was one of the contenders for the post of Director General of Microsoft in 2014.
He was director of Jive Software from April 2011 to July 30 of 2013.
October 24, 2014 Pichai became the head of Google's product issues, and August 10, 2015 it was announced the future CEO of the corporation. It will take a new position after the completion of the formation of the new Google Alphabet Inc. Holding Group of Companies.