I got my first iOS job at 500px in 2011. I had been doing iOS contracting for a few years in college, but this was my first, real iOS gig. I was hired as the sole iOS developer to make the beautifully designed iPad app. In only seven weeks, we shipped a 1.0 and continued to iterate, adding more features and, intrinsically, more complexity to the codebase. It felt at times like I didn't know what I