Sergei Afonchenko@afon_sergeiFull-Stack Software DeveloperFollow BadgesProblem SolvingDays of JS CertificationsCertificate: JavaScript (Basic)VerifiedskillCertificate: Node (Basic)VerifiedskillCertificate: JavaScript (Intermediate)VerifiedskillWork Experienceafon_sergei has not updated employment details yet.Educationafon_sergei has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/sergei-afonchenko-044ab91a3/ Skillsafon_sergei has not updated skills details yet.