The Rebel CON Cork’s Software Engineering Conference is scheduled to be conducted on June 18 & 19, 2021 in Cork City, Ireland. Rebel CON brings together rebellious thinkers of the engineering community from across the world to one place where everyone can discuss and share knowledge about the technology. This conference will consist of breakout sessions, talks, and workshops. The first day will have four full-day workshops. The second day starts with a keynote address and two parallel conference tracks. The topics that will be discussed during the conference are cybersecurity, DevOps, Ways of Working, and Rebel Track.