From 1957 she was employed as a university professor at her alma mater, as well as
Rafael Landívar University and
Universidad del Valle de Guatemala. She was a lecturer at the
Autonomous University of Madrid and served as guest writer on numerous international congresses held in Costa Rica, France, Germany, France, Germany, Mexico, Panama, Puerto Rico, Spain, Sweden, the US and Venezuela. Carrera joined the International Writing Program at the
University of Iowa, in Iowa City, IA in 1982. She wrote two columns at
Prensa Libre weekly, in addition to having published twenty books. In 1996, she was awarded the
Miguel Ángel Asturias National Prize in Literature. In an interview in her 70s, Carrera said that she often wrote about men she found interesting and whom she studied to help her understand the man she never knew, her father. Among those she studied and wrote about were Argentine writer
Jorge Luis Borges, Austrian psychoanalyst
Sigmund Freud, Spanish poet
Juan Ramón Jiménez, German philosopher
Friedrich Nietzsche and Spanish philosopher
Miguel de Unamuno. After his death, she read about
Juan José Gerardi Conedera and ended up writing a novel about his life:
En la mirilla del jaguar: biografía novelada de Monseñor Gerardi, published in 2002. She was awarded the Monseñor Gerardi Conedera Order in 2004. ==Personal life and death==