Beatriz was born in 1986 in Barcelona. She started her studies in filmmaking in 2005 at Barcelona Film School (ECIB) and (UPC). She later specialized in portrait photography (IEFC).
She then moved to Madrid where she worked in documentaries, fashion, music videos, and commercials.
In 2014 she founded Beatriz Janer Studio an audiovisual production company specializing in documentaries based in Barcelona.