jack ke@jack_kzqFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencejack_kzq has not updated employment details yet.Educationjack_kzq has not updated education details yet.Linksjack_kzq has not updated links details yet. Skillsjack_kzq has not updated skills details yet.