Willy W@chai_yong_taSoftware QA AutomationIndonesiaFollow BadgesProblem SolvingDays of CodeDays of JSSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencechai_yong_ta has not updated employment details yet.Educationchai_yong_ta has not updated education details yet.