You could also scale your service offerings and rates to the size of current Nostr projects and build up a clientele in the early days.

A service like this is actually a boon that would enable more lone wolf Nostr devs to bootstrap innovative projects more effectively. 

 Yeah, the prices I named were for something larger or more complicated, like Highlighter.

For someone with a smaller project, I'd probably also do more design/workflow work and help them market. I have a powerful npub.