He practiced figure skating professionally for eight years, winning many medals.Kozanoğlu studied 'video production' at the American College of London for two years and started working as soon as he returned to Turkey after completing his education. His working life, which started at Raks Marşandiz, a music company, shifted to movie sets after he met director Sinan Çetin. He first appeared in front of the camera in a commercial movie. Then he starred in Romantik, directed by Sinan Çetin. Her work in front of the camera continued with the movie Strawberry Cake for ATV.

Yasemin Kozanoğlu was engaged to Adnan Şen, the son of former Fenerbahçe President Ali Şen (sportsman), for two years between 1993 and 1994. Then they broke up. In 1995 she met Can, the son of contest organizer Özcan Sandıkçıoğlu. After a year of love, they parted ways. She flirted with Raif Dinçkök, the son of the owner of Akmerkez and a young member of the Dinçkök family. Her next love was Serkan Nadir, the son of famous smuggler and socialite Ayşegül Nadir. In 2004, she had a relationship with Canadian DJ Aly.

After modeling and acting, she stepped into the world of music as a DJ. Kozanoğlu, who performed in many night clubs in Istanbul, also prepared an album. In 2003, Yasemin Kozanoğlu starred in the TV series Hürrem Sultan, in which she played the character of Gülfem and which lasted only 8 episodes, together with Ali Sürmeli, Gülben Ergen and Deniz Türkali. In 2004, she participated in the contest called "Ünlüler Çiftliği" (Celebrities Farm), which was broadcast on ATV and hosted by Seray Sever, and competed with Seren Serengil, Harun Kolçak, Zeynep Özal, Ferhat Güzel, Ercan Akışık, Yasemin Kozanoğlu, Yunus Günçe and Hakan Ural. The winner of this competition was Ercan Akışık.

In 2007, she starred in the movie "Europe" with Cem Davran, Yasemin Kozanoğlu, Sema Öztürk, İlknur Soydaş and Aydemir Akbaş.