Try RentACoder. If you post your project there, you will receive 10 to 50 bids from coders all over the world. You can select the one that sounds the most experienced/motivated, has the lowest bid and the highest rating. The site has a lot of experienced coders (over 130000 coders in total).
I'm a coder there too and use it from time to time to make an extra buck. Adult projects are allowed.
RentACoder.com