He graduated from Vynohradiv Polytechnic College and Drohobych Ivan Franko State Pedagogical University (qualified as a manager-economist).

[2] Poliak worked as an assistant of people's deputy of Ukraine Ivan Bushko (12 December 2012 – 27 November 2014).

[3] He was a candidate for People's Deputy in the 2019 Ukrainian parliamentary election (electoral district No.

[6] He was a member of the Verkhovna Rada Committee on State Building, Local Governance, Regional and Urban Development.

[10] This party won 12 of the 64 seats in the Zakarpattia Oblast Council during the 2020 Ukrainian local elections.