He has participated in a series of Workshops and Masterclasses by top-class photographers from Greece and abroad, including Anders Petersen, Chris Morris, Davide Monteleone, Stefano De Luigi, Pavlos Fysakis, Kamilo Nollas, in collaboration with the ICP in New York. In 2014, Orestis was selected for the 7-month International Masterclass by VII Photo Agency in Milan. In 2017 he participated in the “Dust Breeding” Culture and Development Laboratory of Photographic Project at the Athens School of Fine Arts (ASFA) by photographers Yorgos Karailias and Yorgos Prinos.
Seferoglou started his career as a staff multimedia photojournalist in Eleftherotypia national daily newspaper and EPSILON magazine. Furthermore his photographs have been published in various greek and international magazines such as MONOCLE, Die Welt BLAU Magazin, enorm magazine, WOZ, K magazine, BHMAgazino, METRO, Aegean Airlines BLUE, Gastronomos and more. He is collaborating with SOOC photo agency and he is working as a freelance photographer for VICE Greece and Kathimerini. He is also collaborating on photographic projects with international humanitarian organisations such as CARE, SolidarityNow and HumanRights360.
Seferoglou’s work has been featured in numerous exhibitions, including : Athens Photo Festival, Medphoto Mediterranean Photography Festival, Docfield Barcelona, Menontrenuno Sardinia, Festival Territoires en Images Paris, Kythera Photographic Encounters, The Hunt Museum, TEDxAthens, LSE, King’s College London, Cambridge University CRASSH.
In 2016, he was nominated for the World Press Photo Joop Swart Masterclass. In 2018 he was invited as a speaker at the official TEDx event of the Panteion University of Social and Political Sciences (TEDxPanteionUniversity) to present his work on immigration and racism.