Born in 1971, Andreas Hofer made his debut as a lighting designer at the Posthof in Linz, then at the Vienna and Salzburg Festivals, where he has collaborated on numerous productions since 1997.

Since 2002, he has designed lighting for numerous dance productions. He has been collaborating with Christoph Marthaler since 2005 for numerous productions around the world, from Japan to Greenland via Chile: Schutz vor der Zukunft; Glaube, Liebe, Hoffnung; Letzte Tage: Ein Vorabend and Riesenbutzbach - Eine Dauerkolonie in Vienna, Papperlapapp in Avignon, and Oh, it's like home in Cologne. In 2015, he created the lighting for The Tales of Hoffmann at the Bregenz Festival for Stefan Herheim, a production that inaugurated their collaboration, which has subsequently included The Marriage of Figaro at the Hamburg Opera (2015), Die Meistersinger at the Opéra Bastille (2016) and La Cenerentola with the Norwegian National Opera and Ballet in Oslo (2017). He designed the lighting for Tristan und Isolde for the opening of the 2016 season of the Graz Opera.

Since 2013, he has taught lighting design and technology at the Vienna Academy of Fine Arts.