Özgün Bilgetay@ozzybilSenior Java Developer at Borsa İstanbulTurkeyFollow BadgesProblem SolvingJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experienceozzybil has not updated employment details yet.Educationozzybil has not updated education details yet.