“GraphQL”

Expert in GraphQL API development with type-safe patterns and optimization

GraphQL — schema, resolvers, N+1/DataLoader, pagination.

Build GraphQL servers in Go with gqlgen: schema-first generation, resolver structure, the N+1 problem and dataloaders, complexity and depth limits, error…

Designs GraphQL schemas, resolvers, query/mutation/subscription patterns, and protobuf definitions for gRPC services.

Design a schema-first Spring for GraphQL API after /architect:design-api selects GraphQL or a hybrid surface.

Adding custom GraphQL queries and mutations using GraphQLSchemaFactory.

Treat GraphQL schemas and resolvers as expandable attack graphs.

Guidelines for developing GraphQL APIs and React applications using Apollo Client for state management, data fetching, and caching

Use when designing GraphQL schemas, implementing Apollo Federation, or building real-time subscriptions.

Use when building or reviewing a graphql-ruby schema, resolver, or mutation.

Operate Linear through its GraphQL API using Agent Vault access, verified reads and mutations, and polished, bloat-free UI presentation patterns.

Debugs REST and GraphQL APIs: unexpected status codes or bodies, auth failures (401/403, OAuth, API keys), schema mismatches, rate limits, pagination, and…

Generate a Spring for GraphQL API layer from approved SDL and resolver contracts — controllers, DTOs, mappers, authorization, batch loading, exception…

GraphQL and hidden parameter testing playbook.

Agent Skill for inspecting GraphQL schemas.

Specialist subagent: Expert GraphQL architect for API design, schema development, and performance optimization

Best practices and patterns for working with Sanity CMS and its GraphQL API in this Next.js project, including schema changes, query patterns, image handling…

Master modern GraphQL with federation, performance optimization, and enterprise security.

Techniques to solve the N+1 problem using Dataloader.

Use when designing a new REST or GraphQL API, reviewing an API spec before implementation, setting team API standards, or migrating REST to GraphQL.

API design patterns for REST, gRPC, and GraphQL.

Team baseline for external-interface contract artifacts: OpenAPI, JSON Schema, AsyncAPI, .proto, and GraphQL SDL, with spectral, ajv, buf, and…

Use when securing REST or GraphQL APIs against common auth, authorization, validation, and abuse risks.

IDOR / BOLA hunting - two-account methodology, identifier discovery and UUID leak chaining, the trusted-identifier test, GraphQL node and nested-object IDOR…