Free Course — No signup required

Learn GraphQL
in 5 Days

GraphQL replaces REST for complex APIs. Clients ask for exactly what they need — no over-fetching, no under-fetching. Learn schema, queries, mutations, resolvers, and Apollo.

5 lessons
Self-paced
~60 min/day
Free forever

GraphQL in 5 Days

GraphQL replaces REST for complex APIs. Clients ask for exactly what they need — no over-fetching, no under-fetching. Learn schema, queries, mutations, resolvers, and Apollo.

  • Define a GraphQL schema with types and fields
  • Write queries and mutations from a client
  • Build resolvers that connect your schema to real data
  • Add authentication to a GraphQL API
  • Use Apollo Client to fetch data in React or Vue
5
practical lessons
1
endpoint for everything
$0
cost to take this course
Zero
over-fetching

Every lesson ships working code.
No theory without practice.

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B
Bo Peng
Founder, Precision AI Academy

Kaggle Top 200 data scientist. Trained 400+ professionals across universities and federal agencies. Built production systems used by thousands. This course skips toy examples and gives you patterns that work in real projects.

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