22021221 Nguyễn Kiên Trung@h22021221Viet NamFollow BadgesProblem SolvingJava CertificationsCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experienceh22021221 has not updated employment details yet.EducationVietnam National University HanoiInformation Technology, BE