Lesson 5 – Routing and GraphQL
Split the app into real pages with React Router data loaders, then discover why one GraphQL endpoint beats a growing pile of REST endpoints
Web 3 course: TypeScript, Express, React, and other modern web technologies
Course materials, exercises, and other useful information for the 2025-2026 academic year.
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View all posts »Lesson 2 – Deploy and persistence
Refresh React and Express knowledge while building the foundation for a collaborative expense-sharing app with TypeScript, Vite, and modular backend architecture.
Lesson 3 – Forms and migration
Learning how to create easy forms in React and how to migrate a database in Prisma
Lesson 4 – Migration following and end
Migration: adding the category to the expense
Lesson 1 – Recap
Refresh React and Express knowledge while building the foundation for a collaborative expense-sharing app with TypeScript, Vite, and modular backend architecture.