Go to a meetup for your language/area of expertise. I've found that having a network of other people with similar skills can often lead to people passing on job

Go to a meetup for your language/area of expertise. I've found that having a network of other people with similar skills can often lead to people passing on job offers they don't have time for, which is a job for you! Also, set up an RSS feed on a Craigslist search (check out the bottom right hand corner of the screen), and pounce pounce pounce.