Devaiah started his career from the
Anurag Kashyap's feature film
That Girl in Yellow Boots, alongside
Kalki Koechlin and
Naseeruddin Shah in 2010. The film was screened at the
Toronto International Film Festival, followed by the
Venice Film Festival. He played the role of Chitiappa in the film. Next in 2011, he appeared in
Rohan Sippy's crime thriller
Dum Maaro Dum, starring
Abhishek Bachchan,
Bipasha Basu,
Rana Daggubati and
Prateik Babbar, where he played the role of Ricky. In the same year, Devaiah appeared in
Bejoy Nambiar's Hindi thriller film
Shaitan, starring
Rajeev Khandelwal and
Kalki Koechlin, where he portrayed the role of Karan Chaudhary "KC". Released in June 2011, the film was a critical and commercial success, where Devaiah's performance was acclaimed. He was nominated for the several awards including,
Filmfare Awards,
Screen Awards,
Stardust Awards and
Apsara Film & Television Producers Guild Awards in the category of
Best Male Debut and
Best Actor in a Supporting Role, along with other ensemble characters. In 2012, Devaiah appeared in
Vivek Agnihotri's erotic thriller
Hate Story, produced by
Vikram Bhatt, co-starring
Paoli Dam. This was his first lead role, where he portrayed the antagonistic role of Siddharth Dhanrajgir, a cocky son of a rich business tycoon. The film went on to become a
sleeper hit, and garnered the positive reviews from the critics.
Taran Adarsh of
Bollywood Hungama rated 3/5 to the film and labelled Devaiah's performance as "excellent". The same year, he played in Vasan Bala's crime thriller film
Peddlers alongside
Nimrat Kaur, where he portrayed the role of Ranjit D'souza, a 20-years old boy, who gets trapped in the drug trade. The film was premiered at the
Cannes Film Festival, which was muted by the critics. In 2013, Devaiah appeared in
Sanjay Leela Bhansali's romantic-tragedy drama film
Ram-Leela, starring
Ranveer Singh and
Deepika Padukone, where he played the role of Bhavani, which was a 'blockbuster' in the year. After a year gap, In 2015, Devaiah appeared in Harshavardan Kulkarni's
adult comedy film
Hunterrr, co-starring
Radhika Apte, where he portrayed the role of Mandar Ponkshe, a sex-addicted man and describing his lustful journey in life. The film did well at the
box-office. In 2016, he was also seen playing the role of an
NRI in
Vivek Agnihotri's film
Junooniyat. Devaiah signed 3 films in 2017,
Cabaret,
A Death in the Gunj and
CandyFlip. He played double role of twin brothers Karate Mani and Jimmy in action comedy film
Mard Ko Dard Nahi Hota for which he won
Screen Award for Best Supporting Actor and was also nominated for
Filmfare Award for Best Supporting Actor. He played the role of Buraq Ansari in action film
Commando 3. In 2020 he appeared in
Amazon Prime's drama series
Afsos and Netflix original film
Ghost Stories. ==Filmography==