Alexander Kovalkov@merzaveRussian FederationFollow BadgesProblem SolvingCPPPythonDays of JSDays ofStatisticsSqlC languageRuby CertificationsCertificate: C (Basic)VerifiedskillCertificate: C (Intermediate)VerifiedskillCertificate: C (Advanced)VerifiedskillWork Experiencemerzave has not updated employment details yet.Educationmerzave has not updated education details yet.