Karolka is a comedian and actress. She began her career as a lead actress in London theatre, portraying Lolita in the stage adaptation of Nabokov's novel. Shortly after, she appeared in the most-watched BBC series, Line of Duty, followed by a groundbreaking role in the British soap opera Hollyoaks, where she became the first non-British character featured on the show. 

She starred as a lead in the BAFTA-nominated short film Street of London and was nominated for Best Actress for her performance in The Dream Catcher, where she portrayed a young woman born in a wheelchair. Her other notable credits include Platform 7, Korona Królów, and Emigracja XD. 

In 2025, she joined the cast of an upcoming Netflix project after her viral TikTok video about the NHS caught the casting directors’ attention. She began posting comedy content on Instagram in December 2024, gaining over 100,000 followers within just four months, with her videos reaching more than 55 million views. Her channel, KarolkaShow, ranks among the top 1% by engagement rate on TikTok.