Domeyko's first career was in writing and written journalism. Her early journalism career included a column with a regular column on the customs of Latin American teenagers in the
Ottawa Journal. She would go on to be the Washington Correspondent for several international media outlets including Chile's
Revista Hoy Magazine and Latin American magazine
Itsmo, where she covered the election of
Jose Miguel Insulza as Secretary General of the
Organization of American States. Domeyko was also Washington Correspondent for
Diario La Segunda of Chile where she covered US politics. Alongside her journalistic writing, Domeyko received early recognition as a published author for her book
Lily, written in conjunction with Venezuelan film director, , which won the City of Caracas ANAC 1982 Script Award and was later adopted into a film by Pulido, winning the 1984 Venezuelan Best Picture award. In 2017 Domeyko released the novel
Sacrificio en la Frontera, a love story taking place on both sides of the
US-Mexican border and that deals with the issue
child trafficking. The novel is published in both English and Spanish through Akeru Publicaciones. Her ensuing book tour launched with a promotional visit to Altamira Libros bookstore in
Coral Gables on October 26, 2018, where the book was formally debuted. As part of her promotional tour for the novel, Domeyko was interviewed by
Wall Street International Patricia Mayorga, which was published on September 26 of 2019. On November 14, 2019, the
Chilean Embassy in Washington D.C. held a promotional event for
Sacrificio en la Frontera that included a talk, interview, and question and answer session with Domeyko, as well as selected readings with passages interpreted by actors Dayan Aldana, Melissa Strova-Valencia, Yecid Benavides, and Ricardo Sanchez. Present at the event were dignitaries including Chilean ambassador and U.S. Congressman
Franklin Garcia, as well as Dominican filmmaker Nelson Peralta among other invitees. The event was sponsored by the
Gabriela Mistral Foundation, DC Latino Leadership Council, Revista Vínculos, Mariposa Cultural Foundation, Cactus Cantina, Café Medrano, Raysa White's Akerú Publicaciones. The Washington D.C. book launch was covered by
El Tiempo Latino and
El Pregonero. On July 15, 2021, Domeyko participated in a virtual panel discussion in support of her book hosted by the North American Chilean Chamber of Commerce, the
Gabriela Mistral Foundation, and the Mariposa Cultural Foundation. The English edition of the novel, Sacrifice on the Border, is slated for release in 2022. == Broadcast journalism ==