Born in Alcalá de Henares, Madrid to Equatorial Guinean parents, Crístofer was an EMF Águilas de Moratalaz's graduate, after representing a host of teams as a youth, notably RSD Alcalá in 2011.
He made his debuts as a senior in the 2012–13 campaign, appearing sparingly in the lower leagues.
In 2013 Crístofer moved to fellow Regional Preferente team EF Periso,[3] In late August 2015, he joined CDC Moscardó in Tercera División, but was initially assigned for the B-side.
As a result, he was eligible for Spain, Equatorial Guinea and São Tomé and Príncipe national teams.
[5] He made his full international debut on 6 June 2015, coming on as a second-half substitute in a 1–0 friendly win against Andorra.