K. Vainstein@vainsteinUnited StatesFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillCertificate: SQL (Advanced)VerifiedskillWork Experiencevainstein has not updated employment details yet.Educationvainstein has not updated education details yet.