This tutorial demonstrates how to use Cloudflare Workers and Hasura GraphQL Engine to build applications with JWT authentication and role-based content access. It covers setting up an initial Cloudflare Worker scaffold, creating a new Hasura project, implementing JWT authentication using Cloudflare Workers and Hasura Actions, writing a frontend for user registration and login, and testing the setup. The tutorial aims to provide a better understanding of Cloudflare workers and fundamental knowledge of Hasura to build applications effectively.