Columbia University, Law School. New York. Master of Laws (LLM) (October 1990) with specialisation in international and comparative law. (Fulbright-LASPAU).
A founding partner of the law firm Rodriguez, Archila, Castellanos, Solares & Aguilar, SC (May 1991) and Consortium Legal (2005).
Primary practice of commercial law, commercial arbitration and international contracts.
Dean of the School of Law and Social Sciences; Rafael Landívar University (2002–2006).
Member of the International Court of Arbitration of the International Chamber of Commerce based in Paris (2006–2018).
Chairman of the board of the Dispute Resolution Committee of the Industrial Chamber of Guatemala. CRECIG (initials in Spanish) (2011–present).
Member of the editorial board of IURISTEC (collection of commented publications on judicial judgments) (2013 to date).
Ad hoc judge, Inter-American Court of Human Rights. Tiu Tojin Case v Guatemala (2009).
Arbitrator appointed by the state of Guatemala in regard to investment disputes under the Dominican Republic and Central America Free Trade Agreement with United States of America; List of Arbitrators and Conciliators to the International Centre for Settlement of Investment Disputes (ICSID).
Weekly column in newspaper El Periódico Guatemala, 2007–present.