[1] He obtained diploma of Higher Technical Studies National Conservatory of Arts and Crafts.

[1] In 2018, Julien became a founding member, a treasurer and a candidate on the list of the political group Priority Monaco (Primo!).

[1] He was appointed the president of the Commission for the digital development of the National Council.

[2] As the president of the Commission for the digital development, Julien emphasized on the protection of privacy and respect for individual freedoms stating that digital tracing of contacts with persons who contracted coronavirus should be voluntary.

[2] In June 2020 the Commission for the digital development presided by Julien examined the bill relating to token offers which was long awaited in the context of the Principality’s digital transformation.