Have hands-on experience in various departments, including Solution Development Center, SI, ITO, and DevOps Lab. Since then, served as a lead software engineer in the IBM Watson (Weather) Global Development team to develop and run an extremely large backend listed in the top 10 traffic volume with a cloud-native architecture. Taught cloud native and DevOps in various organizations, including the IBM Developer Conference, KT, Kookmin Bank Group, Hana Bank, Korean Institute of Information Scientists and Engineers, ISAKA Korea, and Kyung Hee University. Currently serves as a cloud-native Computing Architect for innovative applications and modernized infrastructure at Microsoft.