[1][2] During his pre-teens, Duarte developed an interest in martial arts and started attending Judo classes.

[1][2] Duarte's first instructor was José Luis and Duarate moved to various places to train with different people to expand his knowledge on the sport.

[1][2] Eventually in 2016, Duarte moved to San Diego, California, to join Atos Jiu-Jitsu under André Galvão.

[2] In the 2019 ADCC World Championship, Duarte defeated Eldar Rafigaev, Yuri Simoes, Marcus Almeida and Nick Rodriguez to become champion in the heavyweight division.

[1][4][5] Duarte also competed in the absolute division but suffered an upset loss in the first round against welterweight Lachlan Giles after being submitted by a Heel Hook.

[1][4][5] Duarte competed against Roberto 'Cyborg' Abreu in the main event of BJJ Bet on 6 September 2020, losing by submission.

[9] Duarte defeated Mason Fowler, Aaron 'Tex' Johnson, and Victor Hugo to win the tournament.

[1][5][15] He was invited to compete in the heavyweight division[16] and entered as a heavy favorite, he defeated Kyle Boehm and Giancarlo Bodoni.

[18] Duarte won his second championship by defeating Owen Livesey, Elder Cruz, Rafael Lovato Jr. and Craig Jones to become champion in the light heavyweight division.

[34] Duarte is scheduled to compete against Luke Griffith in the co-main event of UFC Fight Pass Invitational 7 on May 15, 2024.