Design and implement GraphQL APIs - schema definition, resolvers, mutations, subscriptions, authentication, DataLoader for N+1 prevention, pagination (cursor and offset), error handling, and testing. Covers both server-side (GraphQL Yoga, Apollo Server, Strawberry for Python) and client-side (Apollo
Design and implement GraphQL APIs - schema definition, resolvers, mutations, subscriptions, authentication, DataLoader for N+1 prevention, pagination (cursor and offset), error handling, and testing. Covers both server-side (GraphQL Yoga, Apollo Server, Strawberry for Python) and client-side (Apollo Client, urql, TanStack Query). Use when building a GraphQL API, adding GraphQL to an existing servi