GraphQL

Lesson in the Backend Developer Roadmap · Stage 7: Learn about APIs

Last updated 14 September 2026

What is GraphQL?

GraphQL is Facebook's query language for APIs, allowing clients to request exactly the data they need. Uses a single endpoint with schema-defined data structure, reducing over-fetching and under-fetching. More flexible than REST for complex applications with diverse platform needs.

Study this in the interactive course See the whole Backend roadmap

Free resources to learn GraphQL

RoadmapVisit Dedicated GraphQL Roadmap
Official docsGraphQL
VideoTutorial - GraphQL Explained in 100 Seconds

GraphQL: common questions

Can I learn GraphQL in Hindi?

This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain GraphQL in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.

Is this GraphQL tutorial for beginners?

It is lesson 39 of 155 in the free Backend roadmap, in stage 7, Learn about APIs. If you are new to Backend, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.