Hải Nguyễn@nguyenhaia8developerViet NamFollow BadgesProblem SolvingCPP CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencenguyenhaia8 has not updated employment details yet.EducationHo Chi Minh City University of ScienceInformation TechnologyHo Chi Minh City University of ScienceSoftware Engineering