Growing up in Cerrito, Montevideo, Araújo played for youth club Marconi FC before joining the academy at Montevideo Wanderers. On 1 August 2019, Araújo made his professional debut as a 68th-minute substitute in a 2–1 defeat to Brazilian side Corinthians in the 2019 Copa Sudamericana round of 16.[2] He didn't make another senior appearance for 12 months until substituting on for his Uruguayan Primera División debut on 9 August 2020 in a 2–0 win against Boston River.[3] At the end of the 2021 season, Araújo was named on the bench in the Primera División Team of the Year.[4] He was also named Wanderers' Player of the Year in 2021.[5]
Orlando City
On 7 January 2022, Araújo transferred to Major League Soccer team Orlando City for a reported $2,000,000 fee.[6] He signed a three-year contract with an additional option year and joined as part of the new MLS U22 initiative.[7] Having never previously scored a goal in his senior club career spanning 88 matches, Araújo scored his first goals on 27 July 2022 when he netted twice during a 5–1 victory over New York Red Bulls in a 2022 U.S. Open Cup semifinal.[8]