Sergey Tkachenko@ltava_890Follow BadgesProblem SolvingPythonSql CertificationsCertificate: SQL (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experienceltava_890 has not updated employment details yet.EducationKharkiv National UniversityComputer ScienceLinksltava_890 has not updated links details yet. Skillsltava_890 has not updated skills details yet.