A member of the Communist Party, Matveyev represents the Promyshlenny constituency in the State Duma.

In 1992, Matveyev graduated with honors at Samara State University.

[2] In February 2022, Matveyev voted in favor of the recognition of the separatist Donetsk and Luhansk People's Republics but later spoke out against the "special military operation", stating that he had not intended the recognition to precede an offensive war.

"[4]In 2022, he officially supported the state-promoted narrative that Ukraine is governed by Banderites and "neo-Nazis", and his only criticism concerned military operations outside the Donbas.

[9] On 18 July 2024, Matveyev was injured in what authorities described was an "attempted murder" in Samara, with Matveyev saying that he was assaulted by migrants when he tried to prevent them from assaulting a passerby.