Karimi started her career as an air hostess, and later quit that job to pursue a career in modelling. In 2010, after working on various international modelling projects, she came to Mumbai for three months on a modelling contract. About her experience in India she said, "I had a different experience, staying without my family. I absolutely loved it! Work was great, but at that time, I had other contracts around the world. Then, in 2013, I decided to move to Mumbai and try acting."
Karimi was a contestant in reality TV show, Bigg Boss 9, where a group of celebrities from various walks of life live together in a large house. One of the contestants get eliminated every week, based on public votes. The show went on air in October 2015 on Colors. She was one of the third finalists of the season.
In July 2016, Karimi got engaged to her boyfriend, Gaurav Gupta, an Indian businessman from Mumbai. The couple got married in court in early March, which was followed by a lavish wedding as per Hindu rituals in March 2017.
In July 2017, Karimi filed a domestic violence case against her husband Gaurav Gupta and his family at court.
