He studied piano and completed his course at Trinity College of Music (Western Classical, Jazz & Rock) under the guidance and training he received from teachers including Benny, Xavier Fernandes, Tony Pinto and Joy Bose.

After completing his 10th grade, he immediately went on to assist music composer and background scorer Amar Mohile for the soundtrack of Sarkar (2005) and Shootout at Lokhandwala (2007) at the age of 15, later moving on to producing and arranging music for his father in films like Sohail Khan's Kisaan (2009), for which he collaborated on a remix track of "Mere Desh Ki Dharti" with pop singer, Daler Mehndi.

[9] From 2008 to 2011 Malik produced background scores for Sandeep Chowta and Salim–Sulaiman for films like Rowdy Rathore, R... Rajkumar, Saheb, Biwi Aur Gangster Returns, Heroine, Youngistaan, Ab Tak Chhappan 2, and Phata Poster Nikla Hero.

[11] In 2017, he composed two songs for Badrinath Ki Dulhania, of which he sang "Aashiq Surrender Hua" with Shreya Ghoshal; another, "Roke Na Ruke Naina" was sung by Arijit Singh.

[16] Mallik was featured as judge in the Indian reality singing show, Sa Re Ga Ma Pa L'il Champs.

On 8 July 2020 another single was released under the name of "Zara Thehro", sung by his brother Armaan Malik and Tulsi Kumar under the label T-Series.

[18] In August 2020 he come back with new song 'Dil Ko Maine Di Kasam" music is composed by himself, sung by Arijit Singh, lyrics are penned by Kumaar.

[19] Amaal Mallik announced his debut single titled "Tu Mera Nahi", sung and performed by him in collaboration with Sony Music India.