Inspired by Indian boxer MC Mary Kom's bronze-winning performance at the 2012 London Summer Olympics, Rani made a shift to boxing.

[6][4] Rani won a silver medal at the Strandja Memorial Boxing Tournament 2019, Bulgaria in 48 kg category after losing finals against Josie Gabuco of Philippines.

[7] She also won a silver medal at the 2019 AIBA Women's World Boxing Championships after losing Light flyweight final to Russia's Ekaterina Paltceva.

[8] In 2019 Rani signed up with sports management firm Infinity Optimal Solutions (IOS) which will handle her endorsements and commercial interests.

[9] In November 2020, Rani served a notice of termination of contract on IOS Sports and Entertainment for not fulfilling the sponsorship deal.