Shin seungkwon@hot02toyFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencehot02toy has not updated employment details yet.Educationhot02toy has not updated education details yet.Linkshot02toy has not updated links details yet. Skillshot02toy has not updated skills details yet.