Yifei Zhou@yxz1597United StatesFollow BadgesProblem SolvingPythonSql CertificationsCertificate: Python (Basic)VerifiedskillCertificate: Python (Intermediate)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillCertificate: SQL (Advanced)VerifiedskillWork Experienceyxz1597 has not updated employment details yet.Educationyxz1597 has not updated education details yet.