In 2006 he helped San Luis to have their best position in the table of Clausura before his subsequent move in 2007 to Brazilian club Sport Club Corinthians Paulista.
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After playing in Club América, Soares, was transferred to San Luis F.C. which who he play and lost the final against CF Pachuca.
In January 2011, shortly after joining San Luis F.C., De la Barrera was seriously injured in an auto accident in San José Iturbide, which ruled him out of the team for six months.
He insinuated that the team he was battling against to avoid relegation, Televisa-owned San Luis Fútbol Club, had gained unusual victories against more powerful opposition, which were also owned by the Televisa group; this caused much controversy in both the Mexican press and football league.