He played a number of significant roles in Tartak, including creative director, co-producer, singer, presenter, and songwriter.

[2] Beginning on 1 October 2007, he co-hosted the morning DSP Show on Europe Plus alongside Andriy Kuzmenko, and Igor Pelykh (until May 2009).

He had the headings Sleep in the Hand, Safe, Morning Star, With His Samovar, Pure Song, Shvyryay-Show, and Call to the Friend in particular, together with Kuzma.

[7][3] He started working as a producer in 2011 and chose songs for the contemporary Ukrainian poetic album Po-Vilno, which was released by the studio Coffeine.

[19][20] Polozhynskyi enlisted in the Ukrainian Armed Forces reserve in February 2022,[21] serving in the 47th Battalion (which subsequently became the 47th Assault Regiment and the 47th Mechanized Brigade).

[26] Polozhynskyi has advocated for the preservation of the Svydovets mountain range and backed campaigns opposing development proposals.

He made a video message in May 2018 to show solidarity for Ukrainian filmmaker Oleh Sentsov, who was detained in Russia.

He stated on Facebook that he wishes to be independent and requested journalists to confirm information from original sources, despite media speculations that he will run for mayor of Lutsk in 2020.

Under the banner of Don't be Indifferent, he co-organized 14 interactive and musical performances in cities in Central Ukraine, all promoting the Ukrainian language.

[29] Along with Arsen Mirzoyan, the 128th Mountain Assault Brigade military personnel were congratulated, as was the National Guard unit known as Ukiez.

[30][31] In July 2020, a group of performances including Ukrainian vocalists Polozhynskyi, Zlata Ognevich, Oleksandr Lozovskyi, Ivan Marunych, and Anton Tilis was held on the premises of the State Border Guard Service of Ukraine.

[41] In 2020, Polozhynskyi declined the Order of Merit III Degree, arguing that the President Volodymyr Zelenskyy ought to honor musician Andriy Antonenko, physician Yuliia Kuzmenko, and nurse Yana Duhar (who is charged with killing journalist Pavel Sheremet).