skill-api-graphql

Fix N+1 query issues in GraphQL resolvers by implementing DataLoader to batch and cache database requests. DataLoader groups multiple data fetches into a single query, significantly reducing database load and improving API performance.

Structure GraphQL authentication by passing user session data through the request context. Resolvers access this context to enforce authorization logic, ensuring secure data access before resolving sensitive queries or mutations.

Schema-first design improves GraphQL APIs by defining a strongly-typed contract before implementation. This enforces consistency, enables clear pagination patterns, and provides a strict blueprint for building robust resolvers.

Prevent abusive GraphQL queries by implementing query complexity controls and structured error handling. These performance-conscious measures guard against malicious deep queries and prevent excessive backend resource consumption.

Yes, this GraphQL API design guide applies to teams building robust schemas across existing backends. It provides best practices for efficient resolvers, secure authentication flows, and performance-conscious data loaders that integrate with current architectures.