Timofey Volkov@tvolkovRussiaFollowAboutCurrentJohn Wiley and SonsEducationNizhny Novgorod State Technical University BadgesProblem SolvingJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork ExperienceJava DeveloperJohn Wiley and SonsEducationNizhny Novgorod State Technical University