From 1989 to 2005 she worked in the audiovisual sector at multinationals such as CBS (where she got her first job) and Buena Vista International Spain (owned by The Walt Disney Company).

At the UPyD Congress held in 2009 she was elected to the main executive body, the board of directors, to be part of the candidacy headed by Díez.

During the months following the elections, UPyD suffered a series of internal and electoral crises that ended with the withdrawal of Rosa Díez and her party from the Congress of Deputies and leaving it with hardly any relevant public offices.

After becoming a Member of the European Parliament, Beatriz Becerra joined the Committees on Employment and Social Affairs, Women's Rights and Gender Equality, and Petitions.

[1] Her parliamentary activity has focused, among other issues, on the defense of human rights, gender equality, economic and social development, access to medicines, and support for entrepreneurs and startups.

ALDE supported this candidacy, and on 27 October of the same year it was announced that the European Parliament awarded the Sakharov Prize to Murad and Lamiya Aji Bashar, also a Yazidi activist.

[15] In June 2018, she vsisted Cúcuta, a border city between Colombia and Venezuela, as part of a parliamentary mission to observe the situation of Venezuelan refugees arriving there.