Barbara Hoidn studied Architecture and City Planning at the University of Karlsruhe in Germany. She worked as a project architect for the Public Building Administration in Frankfurt/Main and for several years as a project partner with the office of José Paulo dos Santos, Oporto, Portugal. In 1994 she joined the strategy department of the Senate Building Director of Berlin as Head of the Architecture Workshop. In this position she was responsible for the development of public urban design guidelines and the consultation of private projects in central Berlin, the concept and organization of symposia, conferences and exhibitions on urban development in Berlin.
2000–2001 she was head of a team in the housing department of the Senate Department for Urban Development in Berlin responsible for the handling of several national and European urban renewal programs in Berlin.
In 2001 she founded—together with Wilfried Wang—the office Hoidn Wang Partner in Berlin.
Barbara Hoidn has been teaching at the ETH Zürich, the Rhode Island School of Design, Providence R.I. and the Graduate School of Design at the Harvard University, Cambridge, USA. She has lectured at various universities in Europe, the US and Canada. In 1999/2000 she was a Loeb Fellow at the Harvard Graduate School of Design, Cambridge MA.
Since 2002 she is Visiting Associate Professor at the O'Neil Ford Chair at the School of Architecture, University of Texas at Austin.