![Leonid Borchuk](https://squidex.jugru.team/api/assets/srm/123fee4f-7dd0-4eb7-a808-ecbb07d968b9/borchuk-2.png?cache=3600&width=322&height=322&mode=CropUpsize)
Leonid Borchuk
Company: Yandex Cloud
Team lead of the Managed Greenplum team at Yandex. He started his career with administration of large commercial databases and analytics, now he develops the Greenplum managed database service in Yandex Cloud.
He defended his thesis on optimising queries in databases at MAI.