[1] Under the pseudonym "Majoy," she began writing a daily column for the Correio da Manhã newspaper in Rio de Janeiro, which was directed by her then-husband Paulo Bittencourt.
She covered the war for both the Correio da Manhã and other outlets, including United Press International and the BBC.
[1][3] She traveled through North Africa, Greece, and beyond, including visiting the concentration camp at Dachau and attending the Nuremberg trials, and interviewed important subjects such as Charles de Gaulle.
[1][3] Bittencourt was also known for her residence in the Largo do Boticário, an architecturally significant area of Rio de Janeiro that she worked to help preserve.
[4][5] In her later years, she wrote a few literary works, including the 1982 children's book O livro de Ana Carolina.