Growing up after his family moved back to Portugal, he joined the junior formative team of Frossos football club in 2001, but suffering a knee injury, he was forced to quit a possible pro sports career.

His sister Sara Antunes was already a public celebrity and his older brother Mickael Carreira was having a singing career since 2007.

David Carreira participated in 2010 in the eighth season of Morangos com Açúcar from TVI in the role of "Lourenço Seixas".

In 2012, he also appeared in the telenovela series Louco Amor also on TVI in the role of Chico, a 21-year-old who dates and hooks up with older women.

On 11 November 2013, he released his follow-up album A força está em nós with the collaborations from Snoop Dogg, Bxsoss AC, Anselmo Ralph, Diana Chaves and the French singer Léa Castel.

A second single called "Boom" was released, and was promoted by David Carreira performing it live on the French talk and variety program Vivement Dimanche hosted by Michel Drucker and during a special sequence where the guest was David's father Tony Carreira.

[1] David Carreira was a footballer at Sporting Clube Portugal during his childhood and adolescence, but only that a knee injury interrupted this virtue.