Alaffita was discovered by
Miguel Fuentes, who was
San Luis's coach at the time, while playing for
San Luis in various youth competitions. He signed his first professional contract in June 2013 and made his first team league debut on 30 August 2013, coming on as a 66' substitute for Néstor Olguín in a 2–1 win against
Estudiantes Tecos. Alaffita was loaned out to
Club Necaxa in June 2014. Alaffita joined
Pumas Tabasco in May 2021. He became a consistent starter and rose to be club captain. Alaffita began training with the first team,
Pumas UNAM, in late 2022. He was ultimately included on the team roster by manager
Rafael Puente Jr. On 8 January 2023, Alaffita made his
Liga MX debut with UNAM as a member of the starting lineup in their 2–1 win over
Juárez. In June 2023, Alaffita signed with
Atlético La Paz. ==Honours==