Eliseu Mendja Nadjack Soares Cassamá (born 6 February 1994) is a Bissau-Guinean professional footballer who plays as a right-back for Swiss Challenge League club Schaffhausen.
Born in Bissau, Guinea-Bissau, Cassamá started playing organised football in Portugal, his first youth team being G.D. Ribeirão.
In summer 2014, Cassamá signed with Spanish club CF Reus Deportiu, quickly becoming first choice as well as a fan favourite.
[4] He made his debut as a professional on 28 July 2016, playing the full 90 minutes in a 0–0 away draw against SK Slavia Prague in the last qualifying round of the UEFA Europa League.
[9] He played his first match on 18 September, providing one assist in a 3–2 win over FC Winterthur; he missed most of his debut season, however, due to a patellar tendon rupture ailment.