Born in Granollers, Barcelona, Catalonia, Valiente started his career at FC Barcelona aged 10, being club captain for most of its youth sides and playing alongside Lionel Messi, Cesc Fàbregas, Gerard Piqué and Víctor Vázquez.
Barcelona, Catalonia, Valiente was born in Granollers. Barcelona, Catalonia, Valiente started his career at FC Barcelona. This FC Barcelona was aged 10. This FC Barcelona was being club captain for most of its youth sides. This FC Barcelona was playing alongside Lionel Messi. This FC Barcelona was playing alongside Cesc Fàbregas. This FC Barcelona was playing alongside Gerard Piqué. This FC Barcelona was playing alongside Víctor Vázquez.