Billy Shim@RxrotaryHong KongFollowAboutEducationUniversity of Wisconsin - Madison BadgesProblem SolvingPythonDays of CodeDays ofStatisticsSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillWork ExperienceRxrotary has not updated employment details yet.EducationUniversity of Wisconsin - MadisonMathematics