Eldar Gasimov graduated from Baku Slavic University with a double major in international relations and regional geography.

Gasimov qualified from the semi-final along with four other artists to the final on 11 February 2011, where he and Nigar Jamal won the right to represent Azerbaijan at the Eurovision Song Contest 2011 in Düsseldorf, Germany in May 2011.

[3][4] They sang under the pseudonym Ell & Nikki the song "Running Scared" written by Stefan Örn and Sandra Bjurman from Sweden and Iain Farquharson from the UK, which won the competition with 221 points.

[6] In 2012, Eldar Gasimov was among five musicians from Azerbaijan chosen as the jury in the Danish national selection of the 2012 Eurovision contestant.

[8] Gasimov was one of the hosts of the Eurovision Song Contest 2012 held in Baku, Azerbaijan after his win the year before.

In October 2012, Eldar Gasimov announced on his social network account that he had been hired by the Baku Slavic University, where he had received his master's degree, to teach a course in international relations.