John Duffy@j2duffyFollow BadgesProblem SolvingCPPPythonSql CertificationsCertificate: Python (Basic)VerifiedskillCertificate: C++ (Basic)VerifiedskillWork Experiencej2duffy has not updated employment details yet.Educationj2duffy has not updated education details yet.Linksj2duffy has not updated links details yet. Skillsj2duffy has not updated skills details yet.