Sergey Fedorov@imfedrSoftware DeveloperFollow BadgesProblem SolvingPythonDays of CodeDays of JSRuby CertificationsCertificate: Python (Basic)VerifiedskillCertificate: Python (Intermediate)VerifiedskillCertificate: Problem Solving (Basic)VerifiedskillWork Experienceimfedr has not updated employment details yet.Educationimfedr has not updated education details yet.Linksimfedr has not updated links details yet. Skillsimfedr has not updated skills details yet.