Oleg is a developer tools hacker, community builder, and DevRel consultant. He’s passionate about open source software, open ecosystems, and open hardware advocate. Oleg is a core maintainer of the Jenkins project, where he writes code, mentors contributors, and organizes community events. He is a CNCF and CDF ambassador, Testcontainers Champion, and a former Jenkins Board member and CDF TOC Chair. Oleg has a PhD in electronics design and volunteers in the Free and Open Source Silicon Foundation and several Ukrainian support and Russian anti-war organizations.