Oleg Fedchenko@mpolegfxSenior C++ software engineerUnited KingdomFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencempolegfx has not updated employment details yet.Educationmpolegfx has not updated education details yet.