Born into a family, with a musical heritage and belongs to Mewati Gharana of Jodhpur. He along with his brother Lalit both gained their primary education in music by Pandit Pratap Narayan, their father. He with his brother formed a very formidable duo; both learned the mastery of guitar and piano from Pyarelal Ramprasad Sharma.
The pair made their debut as music composer for the Bollywood movie Yaara Dildara, and the music of the film was an instant hit. Before their success as a music composer, they composed songs for Khiladi and their first romantic song “Pehla Nasha” for Jo Jeeta Wohi Sikander, their work got recognition from many people in the industry. Their work was similar to the kind of music composed by the great R.D. Burman, as they were inspired by his work.
In the latter half of the 90s, they were one of the favorite music composers. They became the first music directors when they started writing songs especially being performed by Bollywood actors than the usual singers with songs for movies such as Ghulam and Khoobsurat. Their work was different from the others, and they successfully managed to deliver music for more than 70 movies with over 473 musical melodies.
They have worked with many great lyricists and singers of the contemporary period. Jatin appeared in a cameo role in the movie Jo Jeeta Wohi Sikander, where he was singing the “Humse Hai Saara Jahaan” with girls and even performed during the “Rooth Ke Humse” song. The duo mostly remains isolated from Bollywood parties or the media.
Jatin along with his brother became part of the musical talent hunt search show called Sa Re Ga Ma Pa on Zee TV even appeared as judges for Star Voice of India. He was a mentor for Jhoom India, the show was very successful and became very popular. Later on, he became part of another talent hunt show called Waar Parivaar, the show was an instant hit and became popular among the Indian audiences across the world.
In the year 2006, he separated from his brother Lalit after 16 successful years. The reason for parting ways was told to be personal issues but according to rumors, there were some financial reasons behind their separation. Since separation Jatin has composed solos for several movies such as I am 24 and Krishnakanter Will and also working for Kabhi Haa Kabhi Naa and Saturday Night.