Graph QL Engineer
United States of America
Contract
3 weeks ago
H1B Sponsor Likely
Key skills
GraphQLGraphQL schema designGraphQL resolversGraphQL query optimizationGraphQL pagination strategiesGraphQL batchingcachingDataLoaderApollo GraphQLApollo ServerApollo FederationNode.jsTypeScriptAPI designRESTPerformance tuningDistributed systems debuggingReactApolloFastifyCachingMentoring
About this role
New York Technology Partners is seeking a highly skilled Senior GraphQL Engineer to design, build, and scale robust GraphQL architectures powering modern, consumer-facing applications. The role focuses on owning and evolving the GraphQL layer, including schema design, federation strategy, and performance tuning using Apollo and Node.js.
Responsibilities:
- Design, build, and maintain scalable GraphQL APIs using Node.js
- Own GraphQL schema design, including type definitions, resolvers, and schema evolution
- Implement and optimize data fetching strategies using batching, caching, and DataLoader
- Identify and resolve performance bottlenecks such as N+1 query issues
- Manage and prevent circular dependencies within GraphQL schemas and services
- Work with Apollo GraphQL (Apollo Server, Apollo Federation, Apollo Client where applicable)
- Collaborate with frontend teams (React) to ensure efficient query structures and performance
- Contribute to backend architecture decisions, including service decomposition and federation strategies
- Write clean, maintainable, and well-tested code following best practices
- Participate in code reviews, technical design discussions, and mentoring of junior engineers
Requirements:
- 6–8 years of professional software engineering experience
- Strong hands-on experience building and maintaining GraphQL APIs in production environments
- Proven experience with Apollo GraphQL (Apollo Server is required; Federation experience is a plus)
- Deep understanding of GraphQL concepts including: Schema design and type systems, Resolvers and query optimization, Pagination strategies, Batching and caching (DataLoader), N+1 problem and solutions, Handling circular dependencies in GraphQL schemas
- Strong experience with Node.js (experience with Fastify is a plus)
- Strong proficiency in TypeScript across backend systems
- Solid understanding of API design principles and tradeoffs between REST and GraphQL
- Experience with debugging, performance tuning, and observability in distributed systems
- Ability to complete live coding exercises and technical problem-solving in real time