Rahm studied at the Federal Polytechnic Schools of Lausanne (Switzerland) and Zurich. He obtained his architectural degree in 1993. He works in Paris and Lausanne. In 2002, he represented Switzerland at the 8th Architecture Biennale in Venice and has participated in various exhibitions (CCA Kitakyushu 2004, Frac Centre, Orléans, Centre Pompidou, Beaubourg 2003-2006 and 2007, Manifesta 7, 2008, Louisiana Museum, Denmark, 2009). He was visiting professor in Mendrisio Academy of Architecture in Switzerland in 2004 and 2005 and is guest professor at the School of Architecture of the Royal Danish Academy of Fine Arts of Copenhagen. He is working on projects in France, Poland, England, Italy and Germany.