張哲家 @johnny19641964Software engineerTaiwanFollow BadgesProblem SolvingCPPDays of CodeDays of JSDays ofStatisticsSqlRuby CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork Experiencejohnny19641964 has not updated employment details yet.EducationYuan Ze UniversityComputer Science & Engineering, MS