Database

Apollo Client with React for querying, mutating, and caching GraphQL data

Apollo Server setup, configuration, plugins, and production deployment patterns

Authentication and authorization patterns for securing GraphQL APIs

Type-safe GraphQL development with graphql-codegen for TypeScript

Cursor-based pagination following the Relay connection specification

Resolver patterns, data loading strategies, and the N+1 problem in GraphQL

Schema design principles for building maintainable, intuitive GraphQL APIs

Real-time GraphQL subscriptions with WebSockets and server-sent events