Viktor Demenev@viktor_demenRussian FederationFollow BadgesProblem SolvingPythonDays of CodeDays ofStatisticsSql CertificationsCertificate: Python (Basic)VerifiedskillCertificate: Python (Intermediate)VerifiedskillWork Experienceviktor_demen has not updated employment details yet.Educationviktor_demen has not updated education details yet.