• Learn Ruby syntax, variables, and data types
• Understand object-oriented programming (OOP) in Ruby
• Explore modules and reusable code structures

• Understand MVC architecture (Model-View-Controller)
• Work with routes, controllers, models, and views
• Learn how to run Rails in API-only mode for backend services

• Master Active Record for database interaction
• Create and manage migrations for database schema
• Use seed data to populate your database for testing

• Learn the difference between REST and GraphQL APIs
• Understand the benefits of using GraphQL in modern applications
• Set up Apollo Server in Rails or integrate a Ruby GraphQL library

• Design GraphQL schemas with types and fields
• Implement queries and mutations for real-world use
• Add authentication and authorization layers to protect APIs

• Implement secure JWT-based authentication
• Manage user sessions effectively
• Build role-based access control for admins and users

• Write tests using RSpec or Minitest
• Debug Rails applications using built-in and third-party tools
• Ensure code quality and reliability before deployment

• Learn Git fundamentals: commits, branches, merges
• Collaborate using GitHub repositories and pull requests
• Perform professional code reviews and version control

You will build a backend service (for example: a booking system, social API, e‑commerce API) using Ruby on Rails + Apollo GraphQL + GitHub. You’ll deploy the API, write documentation, version control your code, and be ready for clients or job interviews.