Alexander Shimchik@ridnleeFollow BadgesProblem SolvingDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experienceridnlee has not updated employment details yet.Educationridnlee has not updated education details yet.LinksGithubhttps://github.com/ridnlee Skillsridnlee has not updated skills details yet.