Hải Đăng@haidangluu94Web Backend developerViet NamFollow BadgesProblem SolvingJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencehaidangluu94 has not updated employment details yet.Educationhaidangluu94 has not updated education details yet.