Đức Làm Việc@PaladinWarriorStudentViet NamFollow BadgesProblem SolvingCPPJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: C# (Basic)VerifiedskillWork ExperiencePaladinWarrior has not updated employment details yet.EducationPaladinWarrior has not updated education details yet.