Maybe something more "local" like Malt (malt.fr) for the French around here would be easier to get going in a short time. Less competitions and more direct offers.
I personally have no experience using freelance services - in my case I was an IT help desk intern for almost 2 years and built small list of people who would come to me outside of work for IT help. They still do, though these days I'm a little to busy with my actual job to assist as much.
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