GraphQL Full Course: Backend, Frontend, Testing & Mutations

Build real production-level GraphQL APIs using schemas, resolvers, code generation, projects, testing, and microservices

What you’ll learn
✓ GraphQL fundamentals and why it is preferred over REST APIs
✓ How to write GraphQL queries and mutations from scratch
✓ Designing and implementing schemas and resolvers
✓ Setting up a complete GraphQL server and client
✓ Using code generation on both server and client side
✓ Implementing authentication, search, profiles, and admin features
✓ Improving performance with Dataloaders and caching
✓ Writing backend and frontend tests for GraphQL applications
✓ Building scalable, production-ready GraphQL systems with microservices

Requirements
● Basic understanding of JavaScript is recommended
● Familiarity with backend or frontend development is helpful but not required
● No prior GraphQL knowledge is needed

Description
GraphQL is quickly becoming the industry standard for building modern, scalable APIs — and this course is designed to take you from absolute beginner to advanced GraphQL developer with real-world implementation.

This is not a theory-only course. You will build a complete GraphQL application from scratch, understand how GraphQL works internally, and learn how it is used in production environments.

What You’ll Learn in This Course

GraphQL Fundamentals (Beginner Friendly)

You’ll start with the basics and gradually move towards advanced topics

• What GraphQL is and why companies prefer it over REST

• Writing your first GraphQL query

• Writing mutations to modify data

• Understanding GraphQL schema

• Schema structure & best practices

• Deep dive into Resolvers

• Complete server setup from scratch

• Understanding server context

• Code generation on the server side

• Implementing schema & resolvers step by step

• Setting up the GraphQL client

• Executing queries from the client

• Client-side code generation

• Implementing search functionality

• Authentication with GraphQL

• User profile implementation

• Cancel application logic

• Admin functionality

• Performance optimization using Dataloaders

GraphQL Mastery (Advanced Level)

Once you’re comfortable with the fundamentals, we move into advanced, real-world GraphQL mastery

Testing (Backend + Frontend)

• Backend testing fundamentals

• Backend testing setup

• Testing GraphQL queries & mutations

• Frontend testing basics

• Jest setup for frontend testing

• Mocking GraphQL data

• Testing React + GraphQL integration

Advanced GraphQL Concepts

• Understanding and implementing Unions

• GraphQL Directives (concept & implementation)

• Real-time data with GraphQL Subscriptions

• Proper Error Handling

• Logging and Monitoring GraphQL servers

Production & Scalability

• Introduction to Microservices architecture

• Microservices deep dive with GraphQL

• Server-side caching for better performance

• Writing scalable, maintainable GraphQL APIs

Who This Course Is For

• Beginners who want to learn GraphQL from scratch

• Frontend developers who want to understand GraphQL deeply

• Backend developers looking to build scalable APIs

• Developers preparing for real-world projects or jobs

• Anyone who wants to move from basic GraphQL to production-ready systems

Why This Course?

• Beginner to Advanced — No prior GraphQL knowledge required

• Real-world project based learning

• Backend + Frontend coverage

• Testing, performance & scalability included

• Clean explanations with practical implementation

• Perfect for jobs, freelancing & real production work

By the end of this course, you will have the confidence to design, build, test, and scale GraphQL applications like a professional developer.

Enroll now and master GraphQL from Beginner to Pro.

Who this course is for
■ Beginners who want to learn GraphQL from scratch
■ Frontend developers looking to understand GraphQL deeply
■ Backend developers who want to build scalable APIs
■ Developers preparing for real-world projects or jobs
■ Anyone who wants to move from basic GraphQL to production-level mastery