Nguyễn Hoàng@Gna0HFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork ExperienceGna0H has not updated employment details yet.EducationGna0H has not updated education details yet.LinksGna0H has not updated links details yet. SkillsGna0H has not updated skills details yet.