This GraphQL short course on SkillTiles breaks down everything you need to know into 10 structured milestones, each packed with bite-sized learning tiles you can swipe through in under 15 seconds each.
Whether you're a complete beginner or looking to refresh your knowledge, this online graphql course uses AI-powered content to adapt to your learning pace. Each tile delivers a focused concept, example, or quiz — making it perfect for commutes, coffee breaks, or quick study sessions.
Covering 70 key topics across 10 milestones, this course takes you from foundations to practical application. Earn badges as you complete each milestone and track your progress on your learning dashboard.
Course Curriculum
1
GraphQL Fundamentals
Queries, mutations, and schemas
REST vs GraphQLschema definitionqueries and fieldsmutationsvariables and argumentsresolversfragments and subscriptions
2
Schema Design
Design effective GraphQL schemas
type definitionsscalar typesobject types and fieldsinput typesenumsinterfaces and unionsschema-first vs code-first
3
Queries & Mutations
Read and write data with GraphQL
query structurenested queriesarguments and variablesaliasesmutations for writesinput validationerror handling
4
Resolvers
Connect schema to data sources
resolver function anatomycontext and authenticationparent resolversbatching with DataLoaderN+1 problem solutionserror handling in resolversasync resolvers
5
Advanced Features
Subscriptions, directives, and federation
subscriptions for real-timecustom directivespagination (cursor vs offset)file uploadsschema stitchingApollo Federation basicspersisted queries
6
Client-Side GraphQL
Consume GraphQL APIs in frontend
Apollo Client setupuseQuery and useMutationcaching strategiesoptimistic UI updateserror and loading statescode generation (codegen)urql alternative
7
GraphQL Tooling
Tools that improve development
GraphQL Playground/Explorerschema lintingtype generationmocking serverstesting GraphQLmonitoring and tracingdocumentation generation
query batchingresponse cachingDataLoader optimizationlazy loading fieldsCDN caching with GraphQLmonitoring query performanceschema design for performance
10
Production GraphQL
Run GraphQL in production
schema versioning and evolutionbreaking change detectionAPI gateway patternsmicroservices with GraphQLmigration from RESTobservability and loggingGraphQL at scale case studies