In 2019 Koroma was part of the East End Lions team that won the Sierra Leone National Premier League.
[1] He went on to sign for the club and made his debut for the reserve team in February 2021 against CD Alcalá Del Valle.
[2] In June 2021 both Koroma brothers signed a three-year contract extension with Linense.
[3] Koroma made his senior international debut on 17 March 2018 in a friendly against Iran.
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