In this tutorial, Ali Spittel demonstrates how to build a fullstack application using AWS Amplify Studio. She creates a data model for motivational quotes, uses Figma to design UI components, and generates React components with Amplify's Figma to Code functionality. The video covers setting up the backend, customizing UI components, and integrating them into a Next.js application. Ali showcases features like data fetching, search functionality, and form creation, highlighting how Amplify Studio streamlines the development process from data modeling to UI implementation.