Learn HAPI with Real Code Examples
Updated Nov 27, 2025
Learning Path
Learn Node.js basics
Understand Hapi server and routing
Learn Joi validation and error handling
Work with plugins and modular design
Build small apps and progressively complex APIs
Skill Improvement Plan
Week 1: Setup Hapi server and simple routes
Week 2: Add input validation and error handling
Week 3: Implement plugins and modular architecture
Week 4: Add authentication and caching
Week 5: Deploy and monitor server in production
Interview Questions
What is Hapi and why use it over Express?
Explain Hapi plugin architecture.
How do you validate input with Joi in Hapi?
Describe Hapi’s request lifecycle.
How does Hapi support security and authentication?
Cheat Sheet
npm init -y - create new project
npm install @hapi/hapi - install Hapi
node server.js - run server
npm test - run tests with Lab
server.route({ method, path, handler }) - define route
Books
Hapi.js in Action
Mastering Hapi.js
Node.js Web Development with Hapi
Building Scalable APIs with Hapi
Practical Hapi.js Projects
Tutorials
Getting started with Hapi
Creating routes and handlers
Input validation with Joi
Building modular plugins
Authentication, caching, and deployment
Official Docs
https://hapi.dev/
Hapi GitHub repository
Community tutorials and forums
Community Links
Hapi GitHub
Hapi Slack/Discord
StackOverflow Hapi tag
Official documentation and tutorials
Community blogs and examples
Community Support
Hapi GitHub repository
Hapi Slack and Discord
StackOverflow Hapi tag
Official Hapi documentation
Community tutorials and blogs