seihyung oh@seihyung_ohKorea, Republic ofFollow BadgesProblem SolvingCPPDays ofStatisticsSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: C++ (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillCertificate: SQL (Advanced)VerifiedskillWork Experienceseihyung_oh has not updated employment details yet.Educationseihyung_oh has not updated education details yet.