Željko Perić@peraelfSoftware Developer AT Perić Željko SmederevoSerbiaFollowAboutMore about mehttps://sites.google.com/site/periczeljkosmederevoenglish/home/Author BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experienceperaelf has not updated employment details yet.Educationperaelf has not updated education details yet.