Nghĩa Nguyễn@nguyenquynghia4Viet NamFollow BadgesProblem SolvingCPPJavaSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencenguyenquynghia4 has not updated employment details yet.EducationVietnam National University Hanoi