After graduating from university, he joined Simplex. He began his career as an engineer and held numerous positions, including system development and project management for domestic and foreign insurance companies. At Xspear Consulting, he has been involved in projects for major banks, online securities firms, and life insurance companies as a consultant. Leveraging his expertise in both IT and business operations, he provides end-to-end support, from strategy formulation and overall system design to formulating large-scale project plans and supporting project execution.