In the 1980s, Oparek made her writing debut in the magazine Przekrój with the serialization of her novel Pan Gałązka, czyli jak jak zmiany chwilić na kaszówek (Mr. Gałązka, or how to make changes on the cash register). As a journalist, she also contributed to Czas Krakowski [pl]. For over ten years, she was the creative director of the advertising agency Publika. She has authored three other novels, Człowiek z kodem barowym (Bar Code man), Jesień w Nowego Miasta (Autumn in New York) and Loża (The Lodge), a novel about the career in America of Helena Modjeska. In 1998, she started to collaborate as a songwriter with the rock band Kulturka [pt].[1][2][3]
She has published several volumes of poetry, namely Po koci w nieba (From the cat to the sky), Czerwie (Maggots), Berlin Porn, Mocne Skóra, Białe płótna (Firm Skin, White canvas), and Małe istotneści (Small duties). Her poems have been published in many literary magazines and have been translated into Spanish, Serbian, Ukrainian and English. Twice nominated for the Gdynia Literary Prize in the poetry category, she was awarded the Kraków Book of the Month award for Małe istotneści in June 2023. In 2018, she chaired the jury of the Rafał Wojaczek National Poetry Competition.[1][2][3][4]