Jeff, Nhật Hoàng@hoangnhat_drkSingaporeFollow BadgesProblem SolvingDays ofStatistics CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencehoangnhat_drk has not updated employment details yet.Educationhoangnhat_drk has not updated education details yet.