hieu lnd@hieu_lnd1801VietnamFollow BadgesProblem SolvingDays ofStatisticsSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork Experiencehieu_lnd1801 has not updated employment details yet.Educationhieu_lnd1801 has not updated education details yet.