María Rosa started playing football for INES Rey Malabo in the FENADUE school league.
After retiring from playing, María Rosa has continued to be linked to women's football in Equatorial Guinea.
She has been a goalkeeper coach[2] for Sony de Elá Nguema, Malabo Kings and the Equatorial Guinea women's national team.
[3] On 19 September 2020, María Rosa was elected as President of the Women's Football Association in Equatorial Guinea, becoming the first woman to hold that position.
[3] She is an official in the Ministry of Commerce and Promotion of SMEs where she holds the responsibility of focal point.