Her work as a professor and researcher at the University of Lisbon's School of Letters is focused on Portuguese-language literature and post-colonial studies.
Her focus on this discipline has continued in her work as a researcher and professor at the University of Lisbon's School of Letters, in the area of Literatures, Arts, and Cultures.
[4] Among various other professional associations, Mata is a founding member of the National Union of Writers and Artists of São Tomé and Príncipe.
[5] She is the author of nearly a dozen books on Portuguese-language literature and post-colonial studies, beginning with Literatura Angolana: Silêncios e Falas de uma Voz Inquieta in 2001.
[6][7] Mata, who remains a citizen of São Tomé and Príncipe, is a corresponding member of the Lisbon Academy of Sciences, Class of Letters.