Toptal

Toptal – “Toptal enables start-ups, businesses, and organizations to hire freelancers from a growing network of top talent in the world. Find quality talent to work full-time, part-time, or hourly who will seamlessly integrate into your team.”

This site helps businesses and companies hire the freelancer expertise they need.  This is probably really hard to get hired since their main marketing point is that they only hire the top 3% of a freelancing skill needed.