Dũng Đặng@vietdung992000CTOVietnamFollow BadgesProblem SolvingJavaDays of CodeSql CertificationsCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencevietdung992000 has not updated employment details yet.Educationvietdung992000 has not updated education details yet.