"[citation needed] He enrolled for a Visual Communications course at the Loyola College, Chennai, but dropped out shortly after to make films.

[2][3] He went on to shoot advertisement films and also directed a five-part documentary on South Indian Temples, Sthala Puranam for Vijay TV.

Aaranya Kaandam was launched in December 2008,[8] starring Ravi Krishna and Sampath Raj, with Bollywood actor Jackie Shroff, who was being introduced to Tamil films.

[9] Upon completion, the film ran into trouble when the regional censor board in Chennai refused to clear it, demanding 52 cuts due to profanity and excessive violence.

[10] Kumararaja expressed that he made the film for a matured audience and not for children,[11] while adding that he expected difficulties in the censorship.

[14] In 2015, he was involved as a script consultant for the Tamil film Yennai Arindhaal, which was co-written and directed by Gautham Vasudev Menon.