Simon Mavi Stewart is a seasoned software engineer with extensive experience in web automation and development, currently serving as a Principal Software Engineer at Block since June 2025. Stewart has been a core contributor to the Open Source Selenium project since December 2006, focusing on Selenium 2, and previously held positions at notable companies including Apple as a Software Engineer, Deliveroo as a Principal Software Engineer, Facebook as a Software Engineer, and Google as a Staff Software Engineer in Test. At Google, Stewart led the Web Testing team, enhancing browser automation and developing essential APIs for web development. Early career experience includes significant roles at Thoughtworks, SportOdds.com, Lateral, and Global, with a foundational education in Computer Science from the University of Nottingham.
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