Sergey M@flatmapperFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experienceflatmapper has not updated employment details yet.EducationNTUU KPICS, MS• 2012LinksLinkedinT0nNj3c7JsEMVoZKFn0ZQ8i3QggJuB47oIBKfTxfa24= Skillsflatmapper has not updated skills details yet.