In this episode, learn how to extract the interactions with an external API into a service object so that code is isolated and interchangeable.

We look at consistency in a Rails API structure and handling errors.

Save expensive calculation time using Rack::Attack, we will learn how to limit requests coming into our application. This gem not only limits requests, but can be used to blacklist or whitelist users as well.

GraphQL is a query language for your API. In this episode, we will look at adding GraphQL to our Ruby on Rails application and seeing how we can pull down data and create records.

Some neat tips and tricks for interacting with and parsing JSON responses from an API.