Wladzislaw E.Pewzner@wladzislawRussiaFollow BadgesSqlRuby CertificationsCertificate: Ruby (Basic)VerifiedskillCertificate: Ruby (Intermediate)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork Experiencewladzislaw has not updated employment details yet.Educationwladzislaw has not updated education details yet.