Olga Ivanova@olga_124Follow BadgesProblem SolvingJavaSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experienceolga_124 has not updated employment details yet.Educationolga_124 has not updated education details yet.Linksolga_124 has not updated links details yet. Skillsolga_124 has not updated skills details yet.