Stefan Kolesnikowicz

Stefan Kolesnikowicz has a diverse work experience in various roles and companies. Stefan started their career in 2007 as a Systems Application Developer at McGraw-Hill Ryerson. In 2009, they joined Symantec, where they held several positions including Principal Systems Engineer, Sr. Security Infrastructure Administrator, Security Infrastructure Administrator Team Lead, and Security Infrastructure Administrator. From 2015 to 2017, Stefan worked at Bell Canada - NHS as a Senior Application Developer in the Devops/Architecture team. In 2017, they joined Instacart as an Instacart Sr. Infrastructure Engineer. Most recently, since 2019, Stefan has been working at Achievers as a Sr. Staff Site Reliability Engineer and currently holds the role of Principal Site Reliability Engineer.

Stefan Kolesnikowicz attended Durham College from 2006 to 2009, where they pursued a degree in Computer Science, specifically in Computer Systems Technology.