Jan Koszewski

Jan Koszewski is a seasoned software engineer with extensive experience in various technical roles across prominent companies. Currently serving as a Senior Software Engineer at GitHub since September 2021, Jan previously held positions including Lead Software Engineer and Senior Software Engineer at Stitch Fix from June 2018 to August 2021. Prior to that, Jan worked at In-Q-Tel as a Software Engineer and at LivingSocial as a Senior Software Development Engineer, where responsibilities included overseeing all engineering efforts related to the merchant platform and mentoring junior developers. Jan's career began after completing a Bachelor of Arts in Political Science and Government from Grinnell College in 2008, with initial roles as a Software Testing Associate at PPC and a Grinnellcorps Fellow at Jericho Road Episcopal Housing Initiative.