Born in
Kyiv for a
Ukrainian Jewish family, his parents emigrated to
Holon,
Israel shortly after
Russo-Ukrainian War started. Yermakov is a product of the local Youth Sportive School #15, where he was trained from 2015 until 2019. In August 2019 he was signed up by
Shakhtar Donetsk and played in the
Ukrainian Premier League Reserves. In March 2021 he went on loan to the
Ukrainian Premier League club
Oleksandriya and later, in July of the same year signed a permanent contract. Yermakov made his debut for the main team of Oleksandriya on 26 September 2023 in a victorious (1:0) away match of the 1/8 finals of the
Ukrainian Cup against
Rukh lviv, when he entered the field in the starting lineup and played the entire match. He made his debut in the
Ukrainian Premier League as a starter against
FC Dynamo Kyiv in a lost (2:4) away match on 1 October 2023. ==International career==