Timir completed his education from Subhas Pally Vidya Niketan and then joined Raghunathpur College, Purulia with economics.
It was during this time that he did his first solo playback under the music direction of Chandrabindoo for the song "Onnyo Kothao Chol" of the movie 033.
Later he got his wide fame and popularity when under the music direction of Jeet Ganguly, he along with Rana Mazumdar sang the title track of the movie "Dui Prithibi".
There he met with one of his friend from Asansol, guitarist, composer and a member of the band Desh, Chayan Chakraborty.
Gradually Abhinaba, Kunaal and the famous percussionist, drummer Bunty joined them to form the band Fakira.
The current line up is: After visiting various ashrams and akhras they have started their research in folk songs and have blended them with elements of rock.
Some of them are Chander Gaye Chand, Nizamuddin Auliya, Tyangra, Golemale Pirit, Somoy Gele Shadhon, and Bhromor Koyo Giya.
They have toured Bangladesh to feature in an Eid Special 4-hour-long episode of Air Wick Phono Live Studio Concert in ETV.
Timir, Chayan and Abhinaba have also worked for music of the 4th Bell Theaters production 15 Minutes To Fame & Nobel Chor.
Fakira released their debut album Itorpona on 6 September 2014 at Story, Elgin Road, Kolkata marked by the gracious presence of Sayani Datta, Sujoyprasad Chattopadhyay, Satrajit Sen, Aakash Fakir and Armaan Fakir.
[6] The album released under the banner of Inreco and Major 7th consists of 8 tracks written by Lalon Fakir, Radharomon, Hasan and others.
Also, the band is coming up with two singles - Krishno Premer Pora Deho and Ami Shudhu Roinu baki which will be releasing soon.
He has recently made his Bollywood debut in the film 'Khajoor Pe Atke' directed by Harsh Chhaya.
On the eve of the anniversary celebration of 4th Bell Theaters, the theatre group organized the show Timir Biswas Live (TBL) at Gyan Manch.
Ondho Premik as cited by Timir is supposed to contain 6 love stories in form of 6 songs.
Ashu-Abhishek (a well known music director duo) and Timir have known each other for four years and have worked on various projects including Zee Bangla Song Connection, but almost all of them were client based.
The entire team of Ondho Premik first got together for a show called Poetry on Celluloid hosted by a popular RJ of Kolkata, Raja Das.
Finally one fine night, accompanied by heavy downpour, the duo created the first track of the album Bandhobi Mon.
The Drums have been played by a friend of Ashu, Vinayak Mahadevan and was recorded by Jonathan at The Sound House Studio in California.
The video directed by Aniruddha Dasgupta and edited and colored by Alok Chowdhury, features Timir, Ashu, Abhishek, Rajib, Chayan, Sagar, Prarthita, Mahua, Aritra, Ritwick, Satyaki, Asim, Shreya, Dipanwita and Kallol.
Timir featured in a number of covers which released on YouTube under the banners of Kolkata Videos HD, 12 Keys Studio etc.
His first cover of the song Pyar Deewana Hota Hai from film Kati Patang was released in 2014 by Kolkata Videos HD.
[17][18][19] Timir's third venture is the Musical Short Film for the song Ami Jani Tumi Thik by the band Bad Trip.
Noble Chor, 15 Minutes to Fame, Fan staged by the group, Timir has been an active member in producing the music.