John Yilmaz

John Yilmaz is a Senior Software Engineer in Test at Mastercard, where they focus on creating, maintaining, and executing test plans, as well as analyzing and communicating test results. With a background that includes roles as a Test Automation Engineer at OpenlyCRM and a Test Automation Developer at IBM, John has developed expertise in various testing tools and methodologies, including Java, Selenium WebDriver, and BDD frameworks. Prior to their career in software engineering, John served as a science teacher and held leadership positions within science departments at multiple educational institutions from 2009 to 2018. They hold a Master's degree in Chemistry and a Master's degree in Secondary Education from Balıkesir University, along with credits towards a Master of Science from the University of Missouri-Saint Louis.