| 1960 | born in Zagreb, Croatia |
| 1979-86 | studies in Architecture at the Architectural Faculty, University of Zagreb |
| 1990-2001 | partnership with Helena Njiric ("njiric+njiric arhitekti") in Zagreb and Graz |
| 2001- | principal of njiric+ arhitekti in Zagreb |
| 1998-99 | visiting professor at the TU Graz, Austria |
| 2000 | visiting professor at the AF Ljubljana, Slovenia |
| 2000 | visiting professor at the Facolta di Architettura, Ferrara, Italy |
| 2000-05 | tenured professor and head of the Institute for Architectural Typologies and Housing at the TU Graz (successor of Guenther Domenig) |
| 2005 | guest professor at the Arkitektskolen Aarhus, Denmark |
| 2006 | guest professor at the Facolta d’Architettura di Trieste, Italy |
| 2007- | tenured professor at the GAF Split |
| 2008-13 | visiting professor at the ETSAM (MCH) Madrid, Spain |
| 2009 | "The William Lyon Somerville Visiting Lecturer" at the EVDS Calgary, Canada |
| 2010 | guest professor at the AF Ljubljana, Slovenia |
| 2012-13 | "The Frank Gehry Chair" at the UofT Toronto, Canada |
| 2014 | guest professor at the MIT Boston, USA |
| 2016 | "The Jacquelin T. Robertson Visiting Professor", University of Virginia, USA |
| 2017 | guest professor at the University of Navarra, Pamplona |
| 2017-21 | visiting professor at the ETSAM (MCH) Madrid, Spain |
| 2018 | guest professor at the TU Wien |
| 2020 | guest professor at the AF Ljubljana, Slovenia |
HNJ was the visiting critic at the HAB Weimar, the ETSAB Barcelona, the TU Wien, the AA School of Architecture London, the ETH Zuerich, the Strathclyde University of Glasgow, Politecnico di Milano, the Southeast University of Nanjing and the William Lyon Somerville Visiting Lectureship at the University of Calgary. Unit master of international workshops in Zagreb, Merano, Maribor, Gorizia, Barcelona, Brescia, Unije, Santiago de Chile, La Coruna, Aarhus, Trieste, Kriva Palanka, Rijeka, Calgary, Hasselt and Montevideo.
HNJ held lectures in Zagreb (5), Rijeka, Vienna (3), London, Milano, Ljubljana (3), Glasgow, Edinburgh, Newcastle, Piran, Copenhagen, Barcelona (2), Brescia, Lausanne, Sibenik, Stavanger, Maribor, Ferrara, Zurich (2), Weimar, Antwerpen, Frankfurt, Oslo, Nanjing, Split, Trondheim (2), Valencia, Budapest, Madrid, Dublin, Groznjan, Santiago de Chile, Mexico City, Hannover (2), Biel (2), Melbourne, Boston (3 - Harvard, Northeastern, MIT), Trieste (2), Venezia (2), La Coruna, Silves (2), Aarhus, Skopje(2), Liege, Karlsruhe, Duesseldorf, Bucarest, Delft, Calgary, Napoli, Muenchen, Hasselt, Warsaw, Lodz, Gdansk, Belgrade, Tallinn, Montevideo, Genova, Lisbon, Coimbra, Darmstadt, Sisak, Tel Aviv, Haifa, Toronto, Ancona, Wroclaw, Dubrovnik, Bratislava, Panama City, Quito, Shanghai, Los Angeles, Chicago, Prishtina, Charlottesville, Sarajevo, Pamplona and Banja Luka.
COVID lectures (2020-21): Torino, Santa Fe, Budapest
HNJ served as a jury member for the competitions in Croatia (11), Austria, Spain, Slovenia (3), Germany (2), Romania, Italy (2), Switzerland and Serbia.
Work of the practice has been the subject of various collective exhibitions – in Graz, Berlin, Rotterdam (3), Vienna, Leeds, Rome, Sofia, Ljubljana (2), Weimar, Maribor, Madrid, Copenhagen, Oslo, Piran, Orléans, Castellón, Zagreb, Tokyo, Torino, Belgrade, Boston-Harvard, Basel, Paris, Pecs and Sarajevo. Solo shows include "colours" (Architectural Association - London, Strathclyde University - Glasgow, "Manifesto" - Edinburgh, University of Newcastle - Newcastle) exhibited from January to December 1998., "kalvarienguertel" (deSingel Kunstcentrum - Antwerpen) exhibited February - March 2001. and "mogu sto hocu" - an urban dyptich (Krizic-Roban Gallery - Zagreb) exhibited in June 2001.
