in 2014, boateng was unveiled as kelantan fa new head coach to replace steve darby who had been shown the exit door after a 0–4 loss to sime darby f.c.. on 6 may 2014, kelantan fa come back from 3–0 down to draw 3–3 with felda united f.c. in first leg of the malaysia fa cup semi-final in boateng's first game as head coach. boateng apologized to the kelantan fans after kelantan fa were knocked out of the malaysia cup by kedah fa with 3–4 aggregate, and there were reports saying that he would step down from his role as kelantan fa head coach the following season but that proved to be wrong by kelantan fa president, annuar musa. he was promoted to technical director on 24 march 2015, and his position as head coach was taken by mohd azraai khor abdullah. boateng left his post as technical director of kelantan on 11 may 2015 because he wanted to work as coach or manager in football.