In his thrillers, detective Alain Bec discovers child trafficking in Las puertas de la noche or the world of drugs and prostitution in Si Cristo te desnuda.

Amir Valle has also published several essays, including Jineteras (translated as Hookers - Havana Babylon), a study on prostitution in Cuba.

That same summer, Castro referred to the disgraced writer Valle in a television program as "jineterologo" (creation of a derogatory word intended to designate a prostitute expert, something like "nutologist").

[8] In Berlin Valle continues his investigative journalism activities, he also works as a trainer, consultant, "advisor and political analyst at the German Ministry of Foreign Affairs and the Deutsche Welle News Agency", Germany's international broadcasting service.

Amir Valle creates and directs the Latin American cultural magazine OtroLunes - Revista Hispanoamericana de Cultura.