Not $500/month yet, but I'm already having a few paying customers: https://noisycamp.com/ NoisyCamp is a platform for music studios to manage their reservations. It also helps musicians to find place to rehearse. - Source: Hacker News / over 1 year ago

I'm working on NoisyCamp (https://noisycamp.com), a platform that helps Musicians finding and booking spaces to rehearse. I mostly implemented all the features I wanted, and I'm now focusing on getting more studios on the platform. I'm still working part time, and as a software engineer, it's a little bit harder to get motivated doing sales things than it was when programming the web app. - Source: Hacker News / over 1 year ago

Https://noisycamp.com A web platform I created 3y ago to help Musicians to find spaces to practice music. I'll most probably not be able to live on it, but it might generate some income. - Source: Hacker News / over 2 years ago

I'm developing https://noisycamp.com, a platform to help musicians to find and book spaces to practice music. I'm also helping music studios by making it easier for them to manage their bookings. - Source: Hacker News / almost 3 years ago

Couldn't be happier I moved https://noisycamp.com to BunnyCDN.com. - Source: Hacker News / almost 3 years ago

I would check out https://startup.jobs/. Startups may be willing to take a chance on you. Source: 12 months ago

I got my job on startup.jobs, and himalayas.app is also a good website. Source: about 1 year ago

Https://startup.jobs and https://www.effizojobs.com/all-remote-jobs. In no order of preference. Source: about 1 year ago

Adding to your list, I noticed that https://startup.jobs/ also lists customer service positions. Source: about 1 year ago

Or you could bypass all of the above and look here: https://startup.jobs/. Source: over 1 year ago