Nicolás is a freelance storyteller, videographer, video editor and photographer.

He has worked with various organisations such as the International Organisation for Migration - UN, the Institute de Droit International, Geneva Call, Civitas Maxima, Wayamo Foundation, Foraus, and OTT, among others, to enhance their audio-visual communication.

Nicolás has made three documentaries. "Solidarity Crime. The borders of democracy" (2019, with Juan Pablo Aris Escarcena) tells the story of the criminalisation that many European citizens suffer because of their solidarity with migrants. "Beyond Impunity" (2020) depicts how war-affected communities engage in conversations about impunity. "Para volverte a ver" (2022) portrays the commitment and resilience of the Colombian exiled community in Europe supporting the Colombian peace process.