Janus Zhou@januschowData ScientistChinaFollowAboutCurrentTencentEducationGeorge Washington University BadgesPythonSql CertificationsCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillCertificate: SQL (Advanced)VerifiedskillWork ExperienceData ScientistTencentData ScientistTencent•  2017EducationGeorge Washington University