Trendafilova completed her PhD in 1984. She was granted a Humboldt (1993–1994) and a Fulbright scholarship (1997). She was a deputy district attorney at the Sofia District Court (1985–1989) as well as a barrister with the Sofia bar (1995–2006). Trendafilova was the representative of Bulgaria with the UN Commission for Crime Prevention and Criminal Justice (1992–1994). In 2001, Trendafilova was appointed Professor in Criminal Justice at the Faculty of Law, Sofia University “St Kliment Ohridski”. She also lectured at “St. Cyril and Methodius”, Veliko Tarnovo, Bulgaria. She made presentations on different topics in the field of criminal law and procedure,
international criminal law and criminal justice, human rights, humanitarian law and related legal fields in Japan, USA, Colombia, Switzerland, Italy, France, Germany. Ekaterina Trendafilova is a member of a number of legal associations, including the Editorial Board of
Criminal Law Forum and
Human Rights Review, the Women with International Societal Expertise, the Bulgarian Fulbright Society, the Bulgarian Alexander von Humboldt Society, the European Correspondents Scientific Committee of the Central International
Constats et Perspectives, the Union of Bulgarian Lawyers and was President of the Legal Section of the Union of Bulgarian Scholars. == Publications ==