Sergei Voronin@voronin100Follow BadgesJavaDays of Code CertificationsCertificate: Java (Basic)VerifiedskillWork Experiencevoronin100 has not updated employment details yet.Educationvoronin100 has not updated education details yet.LinksGithubhttps://github.com/Cr1stal Skillsvoronin100 has not updated skills details yet.