Sergey Panteleev@saundefinedWeb-DeveloperRussian FederationFollowAboutCurrentProminado BadgesProblem SolvingDays of CodeDays of JSDays ofStatisticsSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork ExperienceWeb developerProminado•  December 2013 - PresentEducationsaundefined has not updated education details yet.