Just like you, I developed a product and posted about it on Reddit, and received a ton of upvotes and comments in just over ten minutes. So I knew I was in the right place.
But then, moderators deleted my post cause they don't like promotion here.
I've tried X, youtube and other social medias. But it's like shouting in a crowded train station—no one can hear me.
So I think it's hard to harness the leverage of online marketing right from the start. Perhaps we should reach out to each customer one by one during the first phase.
1. Writing docs.
2. Taking on a project with terrible/no docs.