Khánh Kip@kipkip9xxVietnamFollow BadgesProblem SolvingJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencekipkip9xx has not updated employment details yet.Educationkipkip9xx has not updated education details yet.