Janghoon Sim

Janghoon Sim has a wealth of experience in various technical roles, including senior support engineer at Rescale, technical support team lead at Canonical Ltd., and cloud engineer at KT Cloudware. With a background in system administration, online advertisement systems operation, and online music/video streaming systems management, Janghoon has demonstrated expertise in Ubuntu and Open Source Software. In their earlier roles, Janghoon worked as a system administrator, web developer, and operations team manager, showcasing their diverse skill set in IT and technology.