Ongun Demirler@ongun_demirlerTurkeyFollow BadgesSql CertificationsCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillCertificate: SQL (Advanced)VerifiedskillWork Experienceongun_demirler has not updated employment details yet.Educationongun_demirler has not updated education details yet.