David Amselem began his career at Gaumont Télévision in 2014 as a literary director. 

In 2017, he joined the company Incognita as a producer. 

In 2021, he founded Partita Films, a subsidiary of Newen Studios. 

Specializing in fiction and cinema, he has notably produced projects such as the series César Wagner for France 2, the film Les Héritières for Arte, the series Sauver Lisa broadcast on M6, and the mini-series Les Particules Élémentaires on France 2, alongside Édouard de Vésinne.