David Chan@dchanmFollow BadgesProblem SolvingPythonDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: Python (Intermediate)VerifiedskillWork Experiencedchanm has not updated employment details yet.Educationdchanm has not updated education details yet.Linksdchanm has not updated links details yet. Skillsdchanm has not updated skills details yet.