Carl Hu@53fredSoftware Engineer at CSLJCChinaFollow BadgesProblem SolvingCPPJavaPythonSqlC language CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Java (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Python (Basic)VerifiedskillWork Experience53fred has not updated employment details yet.Education53fred has not updated education details yet.