Sunny Cheung@stcheungSoftware Engineer at SquareFollow BadgesProblem SolvingPythonRuby CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencestcheung has not updated employment details yet.EducationUniversity of California, BerkeleyLinksstcheung has not updated links details yet. Skillsstcheung has not updated skills details yet.