Career
On 7 July 2009 Ukrainian side Metallist signed the Argentine midfielder on loan from. He returned to in January 2010. From the 2010–2011 season beginning, he became a determinat player on squad winning the Copa Nissan Sudamericana 2010 for first time on the club history.
On 9 April 2011 he made a goal against Godoy Cruz at "s stadium.
In June 2013, Fredes injured his knee. He will be out of action for at least six months.
His pass to Mexican team Tigres UANL is delayed. On 2014, he signed with Arsenal de Sarandí.