Hoang Nguyen@hoangtk13clcVietnamFollow BadgesProblem SolvingCPPJavaPythonDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Java (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Java (Intermediate)VerifiedskillWork Experiencehoangtk13clc has not updated employment details yet.Educationhoangtk13clc has not updated education details yet.