Explore the Koa.js framework, a modern and minimalist alternative to Express, in this comprehensive 37-minute video tutorial. Learn about basic concepts, setup, routing, and templating as you dive into this microframework created by the Express team. Gain hands-on experience by setting up a Koa.js project, implementing routing with KoaJason, integrating a template engine, and creating dynamic pages. Discover how to work with context and retrieve parameters, while also incorporating Bootstrap for responsive design. By the end of this crash course, acquire the skills to build efficient and lightweight Node.js applications using Koa.js.