Elizaveta Sidorskaya worked at Rambler Group from 2017 to 2019 in teams across various advertising verticals, including auto, finance, and entertainment. In February 2020, she moved to Aviasales as an Advertising Manager, and two years later, she took the position of Head of Advertising Sales. At the beginning of 2024, she became the head of the entire advertising team, which includes, in addition to sales and account management, technical specialists and a team for special project realizations.

Elizaveta's clients include representatives from real estate, finance, retail, and large Russian holdings. Her work received the "Case of the Year" award in the digital integration category, according to the Ruward Award.