Tatiana Efimova@t_sardinskayaBusiness/System AnalystFollow BadgesProblem SolvingPythonSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencet_sardinskaya has not updated employment details yet.Educationt_sardinskaya has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/tatiana-efimova-sardinskaia/ Skillst_sardinskaya has not updated skills details yet.