Phong Lâm Nguyễn Duy@duyphong_revViet NamFollow BadgesProblem SolvingCPPJavaDays of CodeDays of JSSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experienceduyphong_rev has not updated employment details yet.EducationVietnam National University HanoiComputer Science, BE