Amaya played club soccer for Pateadores SC in Orange County, California. With the club, he helped the team win the region's West Conference and was named the West Conference Best XI. Ahead of the 2018 NCAA Division I men's soccer season, Amaya was listed as a four-star recruit by TopDrawerSoccer.com, and ranked number six overall in the IMG Academy Top 150 for his graduating class. Amaya was also listed by TDS has the number one club player in Southern California, and the number four midfielder nationally.
During the 2018 season, Amaya, made 14 appereances with UCLA, 10 of which were starts. Amaya made his college soccer debut on August 24, 2018 against Coastal Carolina. With UCLA, Amaya scored twice, with his first goal coming on September 22, 2018 against UC Santa Barbara in a 1–3 loss. Amaya tallied two assists on the season with his first coming on August 28, 2018 against UC San Diego, and his second coming on October 13, 2018 against San Diego State. Amaya did not appear for any more matches with UCLA after October 28, as he joined the U.S. under 20's for the 2018 CONCACAF U-20 Championship.