The Three Things to Never Build In Your App: Authentication, Notifications, and Payments
Back in early 2018, I embarked on a side gig with a few partners - the idea was to make ridesharing socially engaging and fun. We made a ton of mistakes and never really got the product off the launchpad, however in retrospect, the biggest mistakes we made were wasting precious time in writing code for authentication and authorization as well as user notifications. We learned to focus on customer value the hard way.