As an editor, he has contributed to numerous acclaimed films including 'Batalla en el Cielo' by Carlos Reygadas, 'Meteora' by Spiros Stathoulopoulos, '40 Days Of Silence' by Saodat Ismailova, 'Dau' by Ilya Khrzhanovski, 'Deadweight' by Axel Koenzen, 'The Sky Trembles and the Earth Is Afraid…' by Ben Rivers, 'Rey' by Niles Atallah, and 'Memory House' by Joao Paulo Miranda Maria. Beyond his editorial work, Mirguet has served as consultant editor for First Cut Lab since its inaugural edition in 2015. As a festival programmer, he was a member of the selection committee for the prestigious Cannes Directors' Fortnight from 2010 to 2011, demonstrating his deep understanding of contemporary international cinema and his ability to identify emerging talent and groundbreaking cinematic visions.