Rubuta ci gaba don wannan sakin layi - An haife shi a San Miguel de Tucumán, Argentina, Pereyra ya fara aikinsa a cikin makarantar matasa na River Plate; saboda asalinsa, an ba shi laƙabi "El Tucumano". Aikin sa na kwararru ya fara ne a shekarar 2009 lokacin da ya fara bugawa River Plate wasa a gasar Primera Division ta Argentina da Huracan yana da shekaru 18. Bayan fitowa a lokuta 43 don Kogin, Pereyra ya canja shi a fadin Tekun Atlantika, yana musayar nahiyoyi, lokacin da ya shiga Udinese Calcio kafin 2011-12 Serie A
kakar wasa.