Joined Neowiz Games Corporation in 2002, engaging in game development. Later, in 2005, moved to 1noon, a search service. In 2007, joined NHN Japan and was involved in the development of search engines and search services. After transferring to "Naver Japan," joined LINE in 2013. From 2014, served as LINE CTO, and later held dual roles as Group CTO of Z Holdings and Global CTO of LINE. With the merger of LINE Corporation and Yahoo Japan Corporation in October 2023, assumed the current position.

Joined Yahoo Japan Corporation in 2008, engaging in map-related services such as maps and car navigation for many years. In 2019, joined the infrastructure division of the System Headquarters, overseeing the entire infrastructure division in 2022. Upon the establishment of LY Corporation in October 2023, appointed as the Head of the Infrastructure Division of the Service Infrastructure Group, and from April 2024, serves as the Group Leader.