GraphQL API Developer – Service Reliability Delivery

Summit Digital

Freelance · Remote · Flexible hours

About the role

We are launching an integration project that ties together billing, CRM, and internal APIs. As a GraphQL API Developer you will design and implement a unified GraphQL layer that streamlines data flow across these systems, ensuring low latency and high reliability.

Key responsibilities

• Design schema and resolvers to expose billing, CRM, and internal services via GraphQL
• Implement authentication, authorization, and error handling across endpoints
• Collaborate with frontend and data teams to align API contracts
• Write automated tests and documentation for all new endpoints
• Monitor performance and optimize queries in production

Must-have skills

• Strong experience building GraphQL services in NodeJS
• Proficiency with React integration for consuming GraphQL
• Deep understanding of REST API concepts and migration strategies
• Ability to work independently and deliver clean, maintainable code

Nice to have

• Familiarity with billing platforms (e.g., Stripe, Chargebee)
• Experience with CRM systems (e.g., HubSpot, Salesforce)
• Knowledge of CI/CD pipelines for API deployment