Promise Amukamara´s career began in Apollo High School and she averaged 22 points per game and was named MVP multiple times.

In 2011, Promise Amukamara joined Arizona State and she was named 2 times Pac 12 All-Defensive Team and also once All-Pac 12 First Team.

In the 2014/15 season, Promise Amukamara averaged 10.8 points and 3.6 rebounds per game, reaching the NCAA Sweet 16 and being selected with the 36th pick in the 2015 WNBA Draft by the Phoenix Mercury.

Promise Amukamara started her professional career in Spain during the 2015/16 season and she averaged 7.6 points and 2.5 rebounds in 19 minutes per game with CREF Hola, shining against Mann Filter with 15 points and against Gran Canaria and Girona with 14 points.

Promise Amukamara signed in Germany during the 2016/17 season and she averaged 14.5 points, 4.2 rebounds and 3.3 assists in 28 minutes per game with Osnabruck.

In the 2017/18 season, Promise Amukamara signed in Romania with Alexandria and she averaged 20 points, 5.5 rebounds, 3 assists, 3 steals and +21.3 efficiency per game with 50% from the field and 41% from the 3 point line.

Promise Amukamara continued in Romania during the 2018/19 season and playing for Satu Mare she averaged 13.4 points, 3.5 rebounds, 4.5 assists and +16.1 efficiency per game with excellent 52% from the field and 35% in three pointers, reaching both the Romanian League and Cup Finals.

In August 2019, Promise Amukmara won the Gold Medal with Nigeria in the African Championship and she averaged 8.4 points, 3 rebounds and 2.6 assists in 22 minutes per game.

In the 2019/20 season, Promise Amukamara signed with Charnay in French top division and she averaged 12.4 points (49% 2P | 42% 3P), 3.7 rebounds, 2.5 assists and +12.6 efficiency per game.

Promise Amukamara extended with Charnay in the 2020/21 season and she averaged 11.6 points, 4 rebounds, 3.4 assists and +12.3 efficiency per game.

In the 2021 summer, Promise Amukamara played the Olympic Games with the Nigerian National Team and averaged 10 points per game.

In the 2021/22 season, Promise Amukamara signed in France with Landerneau and she averaged 9.3 points, 2.6 rebounds and 2.3 assists per game.

In the 2022/23 season, Promise Amukamara signed in Israel with Herzeliya and averaged 17.6 points, 4 rebounds and 4.6 assists per game.

In the 2023/24 season, Promise Amukamara signed in Russia with Dynamo Kursk and she averaged 9.2 points, 3.3 rebounds and 3.7 assists in 22 minutes per game, reaching the Russian Cup Final and being Kursk top scorer with 15 points.

In the 2024 summer, Promise Amukamara played the Olympics with the Nigerian national team and she reached the quarterfinals, averaging 12.5 points, 5.5 assists and 3 steals per game.