She received a law degree from Universidad de La Sabana (1982-1986), and she majored in Criminal Law and Criminology at Universidad Libre de Colombia (1989-1990).

She worked as examining magistrate in the Judicial Branch and as oficial mayor for a Superior Tribunal in Bogotá. The positions were held between 1987-1989.

Between 2005 – 2014 she held the position of acting judge in the Court of Appeal at the Supreme Court of Justice where she was appointed to join the Special Investigation Unit that was created to carry out criminal investigations against Senators and Representatives of the Chamber within the framework of the alleged infiltration of paramilitary organizations.

She was also part of the Unidad de Investigación Especial de Aforados (Special Investigation Unit of people entitled to immunity) responsible for prosecuting people allegedly involved in crimes of bribery, extortion, embezzlement, illicit gain, money laundering, illegal public contracting, influence peddling, breach of duty, electoral crimes, libel, slander and crimes against life and personal integrity.

Between 2003 and 2004, she worked as Delegate Prosecutor before the Supreme Court of Justice, and she led investigations in which there was evidence about the alleged involvement of ministers, governors, and members of diplomatic missions in crimes against public administration and corruption phenomena.

She served as an expert in international lawsuits before the Inter-American Court of Human Rights and consultant in projects related to investigation standards, ways of impunity, access to justice and the strengthening of democratic mechanisms.

Between 2014 and 2017 she led the so-called Departamento de Investigación y Litigio de la Comisión Internacional contra la Impunidad en Guatemala (CICIG-UN) (Department of Investigation and litigations in the International Commission against Impunity in Guatemala). She revealed before judges, some emblematic cases involving more than a hundred of public servants and individuals who were members of political-economic criminal networks, as well as members of parallel money laundering structures.

Between 2020 and 2021, within the framework of a consultancy for Fundación Forjando Futuros, Indepaz, Intereclecial de Justicia y Paz, Comisión Colombiana de Juristas and Programa Somos Defensores, she led an interdisciplinary team that analyzed different violent acts to identify patterns since the signing of the State-Farc peace agreement.

At the Inter-American Commission on Human Rights (OAS), she was a consultant (2021) to the Office of the Special Rapporteur for Freedom of Expression to review a guide document on due diligence standards in criminal investigations carried out by the American States regarding homicides committed against journalists in the region.

In 2023 she was an advisor to the Secretaría de Transparencia (Transparency Secretariat) to detect strengths and weaknesses in public procurement mechanisms in Colombia.

On March 22, 2024, she took office as Attorney General for the period 2024-2028.