John Grey@HancockSoftware EngineerUnited StatesFollow BadgesProblem SolvingCPPJavaPythonDays of CodeSqlRuby CertificationsCertificate: Python (Basic)VerifiedskillCertificate: Python (Intermediate)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork ExperienceHancock has not updated employment details yet.EducationHancock has not updated education details yet.