Daler Tillaev - was born in the Republic of Tajikistan in the city of Dushanbe on September 27, 1983.
His first teacher was his father, a wonderful accordion player and teacher Tillaev Samat Tillaevich. Later Daler continued his studies on the button accordion, as well as on the same trombone at the Dushanbe College of Arts named after A. Bobokulov with his father in button accordion and with Viktor Alekseevich in the trombone class.
After graduating, he taught at the same college.
In 2003 he entered the State Tajik Conservatory named after I. T. Sattorova to the faculty of orchestral instruments in the trombone class, whose teacher was Beron Merobov - trombonist and chief conductor of the Tajik Opera and Ballet Theater named after. S. Aini.
In 2008 he graduated from the State Tajik Conservatory named after I. T. Sattorova, trombone class.
In the same year he entered the same Conservatory in the class of conducting and composition, graduating in 2012.
2005 to 2010 worked as the chief conductor of the pop and symphony orchestra "Bazmoro"
Since 2005, the first works by Daler Tillaev have been published, among which were various instrumental and vocal works for a pop and symphony orchestra.
From 2012 to the present day he has been the conductor of the symphony orchestra of the Tajik Opera and Ballet Theater named after I. S. Aini.
In parallel with this, he is engaged in composing and writing electronic instrumental music, music for performances and films.
Among his works are a large number of adaptations of folk melodies, arrangements, orchestrations and compositions for various ensembles.
Since 2016, he has been appointed Chief Conductor of the Presidential Symphony Orchestra of the Republic of Tajikistan.
In 2019, Daler Tillaev was presented with a state award - a medal - Honored Art Worker of Tajikistan.
From 2019 to 2021, he took part in the work of the jury, concerts, lectures and master classes at festivals and competitions in the republic.