Definitely. I was in exactly the same position, and just started blogging about stuff as I built it.
'Experts' often don't explain the simple stuff as they assume everyone knows it already. Often, reading about someone's experience as they were first learning a technology is far more useful than trying to learn from an 'expert'.
An you'll be suprised about being 'attractive for recruiters.' I wrote a tiny post about setting up a MongoDB and Flask 'Hello World' app. I definitely wasn't an expert, and the post had flaws, but it still led to a job and a book deal :)