As a junior, he averaged 27.6 points and 11.1 rebounds per game while leading Dominguez to a 32–3 mark and the CIF Southern Section Division I-AA championship.

[9] Ten days later, he made his debut for the Nuggets in a 122–93 win over the Sacramento Kings, recording two points and three rebounds in five minutes off the bench.

[12] Five days later, he made his debut for the Rockets in a 129–103 win over the Sacramento Kings, recording 12 points, five rebounds, two assists, one steal and one block in 24 minutes off the bench.

[18] Three days later, he made his debut for Iowa in a 102–97 loss to the Grand Rapids Drive, recording 11 points, three rebounds, two assists and one steal in 18 minutes off the bench.

[20] Two days later, he made his debut for the Bighorns in a 133–122 win over the Idaho Stampede, recording 11 points, three rebounds, one assist, one steal and two blocks in 21 minutes off the bench.

[31] That night, he made his debut for the Vipers in a 101–96 win over the Austin Spurs, recording eight points, six rebounds, four assists and two blocks in 24 minutes.

[32] On March 25, 2016, Hamilton signed a 10-day contract with the New Orleans Pelicans to help the team deal with numerous injuries.

New Orleans had to use an NBA hardship exemption in order to sign him as he made their roster stand at 17, two over the allowed limited of 15.

[33] The next day, he made his debut in a 115–91 loss to the Toronto Raptors, recording 11 points, four rebounds and three assists in 24 minutes off the bench.

[36] Two days later, he made his debut for La Guaira in an 81–77 win over the Marinos de Anzoátegui, recording 10 points, five rebounds, 12 assists and one steal in 38 minutes.

On April 16, 2018, Hamilton parted ways with Uşak to join the Israeli team Hapoel Holon for the rest of the season, signing as a replacement for Glen Rice Jr.[42] On May 30, 2018, Hamilton recorded a season-high 28 points, shooting 11-of-20 from the field, along with six rebounds and two steals in an 89–83 playoff win over Hapoel Eilat.

[44] On March 24, 2019, Hamilton recorded a season-high 33 points, while shooting a career-high 11-of-16 from three-point range, along with five rebounds and three assists in a 91–89 win over Fiat Torino.

[46] On January 6, 2020, Hamilton recorded a season-high 27 points, while shooting 7-of-11 from three-point shot, along with eight rebounds and six assists in a 100–93 win over Maccabi Ashdod.

Team Challenge ALS made it to the West Regional Championship Game before falling to eventual tournament runner-up Eberlein Drive.