From startups to big corporations, APIs are becoming more and more popular. But how do developers create API experiences that people love - as opposed to ones that end up with frustrated users spending hours sending back and forth emails to the API support desk (followed by opening complaints on Github Issues)? Having been on both ends of an API (as a developer creating an API, and a developer using another’s API), Carmen knows a thing or two about good - and bad - API experiences. In this talk, she’ll run through a few tips for structuring your API, how to produce amazing API documentation, and how to make as frictionless an experience as possible for your users.