Hailing from Havana, Mirelys Morgan Verdecia studied at the Instituto Superior de Arte in her native city, making solo appearances with such orchestras as the National Symphony Orchestra of Cuba under the direction of Leo Brouwer and the Orquesta Sinfónica de Cali in Colombia. She was selected by Claudio Abbado to join the Gustav Mahler Youth Orchestra training programme in 2000.
Mirelys has won various prizes, including two first prizes at the Musicalia Music Competition in Havana. She moved to Europe in 2003, studying with Rainer Schmidt in Madrid and with Ulf Wallin at the Hanns Eisler Hochschule für Musik in Berlin.
She has taken part in many tours as a member of the Gustav Mahler Youth Orchestra and the Verbier Festival Orchestra under such leading conductors as Valery Gergiev, James Levine, Charles Dutoit and Michael Tilson-Thomas. Mirelys has also played in the Deutsches Symphonie-Orchester Berlin, the orchestra of the Deutsche Oper in Berlin and the Frankfurt Radio Symphony Orchestra. She was selected to participate in the orchestra academy of the Schleswig-Holstein Music Festival in 2006.
From 2009 to 2013 Mirelys was first violinist of the Orquesta Nacional de España. In August 2013 she joined the second violin section of the Concertgebouw Orchestra.
Since 2017, Mirelys plays a violin from the collection of the Foundation Concertgebouworkest , an F. Gagliano built in Naples in 1778.