When looking for remote web development opportunities there are broadly two categories - freelancing and remote positions.
Here is a list of websites for finding freelancing opportunities:
- YCombinator - Look for monthly “Freelancer? Seeking Freelancer?” posts
- Codeable - Sepcialises in wordpress web development
- And.co gig List
- And.co freelance Jobs
- MoonlightWork - Has a Stripe integration
- Authentic Jobs
- People Per Hour
- Find Bacon
Also worth checking out is this article that has lots of details about freelance contracts.
For remote positions check out my list of remote friendly web development job board websites.