Cheng G@ummchengSoftware EngineerUnited StatesFollow BadgesProblem SolvingPythonDays of CodeDays of JSC languageRuby CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: JavaScript (Basic)VerifiedskillCertificate: CSS (Basic)VerifiedskillWork Experienceummcheng has not updated employment details yet.Educationummcheng has not updated education details yet.