In her childhood, Sevinch started practicing artistic gymnastics and boxing, but from 2013, she switched to karate under the guidance of coach Sulaymon Yusupov.

[1] In 2019, she won a silver medal at the Asian Karate Championship for women in the under 55 kg weight category in Tashkent.

[4] In the same year, she also participated in the Karate World Championship in Dubai, UAE, but suffered a defeat in the match for the bronze medal in the under 55 kg weight category against Russian athlete Anna Chernysheva.

[7] In 2022, at the Islamic Solidarity Games in Konya, Turkey, Sevinch Rahimova won a bronze medal among women in the under 55 kg weight category, defeating an Indonesian athlete in the match.

[8][9] In August 2023, at the II Games of the Commonwealth of Independent States (CIS) in Minsk, Belarus, she secured a gold medal in the under 55 kg weight category.