Kristina is an application security engineer with Shopify. She builds web and mobile security tools and helps discover vulnerabilities in the existing platform. Prior to Shopify, Kristina led a team of developers, building web and mobile applications for enterprise and start-up clients. Kristina graduated with a Bachelor of Computer Science from McGill University in 2012. She volunteers with DEFCON Toronto, founded the Women in Tech Toronto book club, and is a novice boxer, book hoarder, and purveyor of fine cat gifs.