Sevani's performance as Robert "Moose" Alexander III was praised by critics, such as The New York Times, for portraying a character who "might be the baddest nerd in movie history".

[8] The film, Step Up 3D, centers on Moose and his best friend Camille (Alyson Stoner) moving to New York to start University until Sevani's character gets mixed up in the underground dance scene.

[8] In July 2012, Sevani made a small appearance in the series' fourth installment, Step Up Revolution.

In August 2010, Sevani was confirmed to star in the American remake of the 2008 French film LOL (Laughing Out Loud), alongside Miley Cyrus, Demi Moore, and Ashley Greene.

[13][14] Sevani has appeared in music videos such as: Mase's "Breathe, Stretch, Shake", Will Smith's "Switch", T-Pain's "Church" and a little part in NLT's "That Girl."