Althought I imagine it is a high-level business decission, you should think about the spanish language. Second language by native speakers as per Wikipedia data (for 2010, the figures should be even better by now). https://en.wikipedia.org/wiki/Spanish_language
"RYAN PRECIADO ALLEN Aug 1, 2016, 9:04 AM
I work in the tech industry and speak fluent Spanish (been in Mexico 13 years) and am a natural English speaker. If you get a position for Spanish/English, please let us know."
lol tell the mexicans what you just said.... might as well claim you speak portuguese as well.