He made his debut for the main squad of CSKA Moscow on 20 September 2017 in a Russian Cup game against Avangard Kursk.
[3] He made his Russian Football National League debut for Fakel on 3 March 2019 in a game against Khimki.
On 19 June 2019, Oleynikov left CSKA Moscow to join Shinnik Yaroslavl on a permanent transfer.
[7] On 5 August 2024, Oleynikov moved to Krylia Sovetov Samara on a three-year contract.
This biographical article related to a Russian association football midfielder born in 1998 is a stub.