Sinan Alimanović studied at the Academy of Music in Skopje, Priština, and Sarajevo. He began his musical career with many rock and jazz bands, jazz ensembles, and large orchestras, performing throughout the former Yugoslavia. During the 1970s he became a member of the Revival Orchestra of the Radio Television Priština. In 1979 Sinan moved to Sarajevo, where he became a member of the rhythm section of the Great Orchestra of Radio Television Sarajevo. He also worked as an arranger, composer, and conductor. After he met :bs:Slobodan Kovačević|Slobodan Kovačević he became a member of the rock group Indexi. In 1981, at the Vaš Šlager Sezone festival, he won the award for best arrangement for "Betonska Brana", which was composed with guitarist Slobodan Bodo Kovačević. In 1983 Sinan left the group Indexi. In 1997 he returned and remained with the band until the death of lead singer Davorin Popović. In the 1980s he collaborated with rock bands in Sarajevo such as Bijelo dugme, Ambasadori. His interest in jazz led him to compose music characterized by rhythmic measures close to the Balkans combined with organ and Fender Rhodes.
Twice he was a member of the EBU/UER Public Jazz Orchestra as the only representative of the former Yugoslavia. While he worked in the big band of Radio and Television of Bosnia and Herzegovina, he also led small bands. His compositions are often based on the folk music of Bosnia and Herzegovina and the Balkans. But he is also interested in bebop, hard bop, and cool jazz. Radenci won the award in Music Parade Radenci. It was a reward for the theme for Oj golube, Moj golube in music processing by Sinan Alimanović. It was performed by the big band of Radio Television Sarajevo. In the 1980s, Alimanović opened the first jazz club in Sarajevo, which was included in the map of The World Jazz Clubs.
1990s
During the war Alimanović and a group of enthusiasts were trying to preserve a cultural part of Bosnia and Herzegovina. Five times he was conductor and arranger at the Eurovision Song Contest. In the book The Eurovision Song Contest – The Official History, author John Kennedy O'Connor mentions Sinan Alimanović as the conductor who performed often at this competition. During the war he composed ":bs:Sarajevo Remake|Sarajevo Remake" which was performed for the first time in 1993 with the remaining members of the big band of RTV Bosnia and Herzegovina in the occupied city. Ten years later Alimanović released an album named for the composition. In 1997 he returned to Indexi and recorded :bs:Kameni cvjetovi|Kameni cvjetovi, their second studio album in 39-year-long career. The album contained the Bosnian traditional song Sevdalinka "Snijeg pade na behar, na voće" with jazz arrangements by Alimanović. With Indexi he recorded two live albums. He was also the Director of Music Production of Radio Television of Bosnia and Herzegovina from 1994 to 2002. During that time he led twenty music festivals.
2000s
As a conductor and one of the founders of the Sarajevo Big Band, he performed at the Olympic Hall Zetra in Sarajevo in 2000. Guests included Duško Gojković, Indexi, and Oliver Dragojević. The concert was recorded for Najveći koncert u gradu. In 2003 he released the album Sinan Alimanović Quintet – :bs:Sarajevo Remake|Sarajevo Remake". A double album, Sinan Alimanović International Band – :bs:Bosnia Groove|Bosnia Groove, was released in 2007. This was followed by Sinan Alimanović Ladislav Fidri Quartet – :bs:Live in Tuzla|Live in Tuzla. He has recorded in a trio, quartet, solo piano, and four duet albums. He is listed on the web site of the world, contemporary composers – Musicaneo. His work is also listed in world jazz archives – Jazz Music Archives.