Alexey Sl@slalexRussian FederationFollow BadgesProblem SolvingCPPSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experienceslalex has not updated employment details yet.Educationslalex has not updated education details yet.