Todor Borisov@tborisovBulgariaFollowAboutEducationSofia University "St. Kliment Ohridski" BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencetborisov has not updated employment details yet.EducationSofia University "St. Kliment Ohridski"