graduated from the Academy of Fine Arts in Florence, Italy with a degree in painting in 1987.
At the beginning of the 90s he started combining painting and photography by applying photographic emulsions to his pictures. Since then the use of silver gelatine emulsion is characteristic for his work.
Since the early 1990 Joachim Seinfeld participated in exhibitions in Germany, Netherlands, Denmark, Italy, Poland, Czech Republic, Slovenia, Turkey, USA and other countries. He took part in the International Biennial of Contemporary Art at the National Gallery in Prague or the exhibition 4 KS 2/63 – 40 Years of Auschwitz Trial at the Martin-Gropius-Museum in Berlin.
In 1994 he received the Heinrich Heine prize of the city of Augsburg.
He lectured all over Europe including, the Jagiellonian University in Krakow and the Académie Royale des Beaux Arts, Liège, Belgium
He has performed at the Zachęta National Gallery Warsaw, Trafo Gallery, Budapest and different places in Germany.
His works are included in the collections of Santa Barbara Museum of Arts, Städtische Galerie Lüdenscheid, the Jewish Museum and the National Gallery in Prague, the Collection Gomes de Pinho, Porto and in numerous private collections in Europe and the USA.
His Golem pictures were used for the new English edition of the Golem by G. Meyrink at Tartarus Press and „Täter und Opfer“, by Dorchain / Speccher.