Shipping is number 1 for a start.
And anyone who says 'Architecture' in the same article as developer, well, lets just say the two are kinda mutually exclusive. One's a person who codes, the other's a person who talks about code but can't do it.
Also, go to their website homepage. Look at the splash screen crying 'we just starting doing mobile!'. Sooooooooo..... They only just got their own perfect coders or something?
Realize this article is a total waste of our time.
If you're currently looking for another person, I think that I've got a fairly good claim to being a solid 4-tool of 6, and I've done some stuff with a fifth. I'm also looking for a job since the last one imploded last week. If nothing else, we could have an interesting conversation over your preferred beverage at a coffee shop.
I've shipped lots of software in my career, and I've always had to think about how and where the adata is flowing in my solutions. That data flow? It's software architecture. If you don't think about your software's architecture, you'll still end up with one—but it may not be to your liking.
Congrats & goodluck to Dessy on landing the YC interview!