GraphQL Full Stack Developer

CloudAI Technologies; Washington (District of Columbia); On-site; USD 110,000 - 160,000; Full time

Job summary

CloudAI Technologies is seeking an experienced GraphQL Full Stack Developer to design, develop, and maintain scalable web applications. You will build GraphQL APIs with Apollo Server and Apollo Client, and craft responsive front-ends with React.js or Angular.

The role involves backend services with Node.js, Express.js/NestJS, and working with PostgreSQL, MongoDB, and MySQL. You will implement secure authentication (JWT, OAuth 2.0) and contribute to testing and cross-functional collaboration.

Qualifications

• Hands-on experience designing and developing scalable applications using GraphQL APIs.
• Experience with modern front-end frameworks (React or Angular) and back-end Node.js ecosystems.
• Knowledge of cloud technologies and deployment patterns.
• Familiarity with authentication, authorization, and security best practices.

Responsibilities

• Design, develop, and maintain full-stack web applications.
• Build and integrate GraphQL APIs using Apollo Server, Apollo Client, and related technologies.
• Develop responsive front-end applications using React.js or Angular.
• Develop back-end services using Node.js, Express.js, or NestJS.
• Design and optimize GraphQL schemas, queries, mutations, and subscriptions.
• Integrate REST APIs and third-party services.
• Work with relational and NoSQL databases such as PostgreSQL, MongoDB, and MySQL.
• Implement authentication and authorization using JWT and OAuth 2.0.
• Develop unit tests, integration tests, and troubleshoot application issues.
• Collaborate with architects, DevOps engineers, and cross-functional teams.

Skills

GraphQL

React/Angular

Node.js

API design

Tools

Apollo Server

Apollo Client

PostgreSQL

MongoDB

MySQL

Job description

We are looking for an experienced GraphQL Full Stack Developer with strong expertise in front-end and back-end development. The ideal candidate should have hands‑on experience designing and developing scalable applications using GraphQL APIs, React/Angular, Node.js, and modern cloud technologies.

Key Responsibilities

• Design, develop, and maintain full-stack web applications.
• Build and integrate GraphQL APIs using Apollo Server, Apollo Client, and related technologies.
• Develop responsive front-end applications using React.js or Angular.
• Develop back-end services using Node.js, Express.js, or NestJS.
• Design and optimize GraphQL schemas, queries, mutations, and subscriptions.
• Integrate REST APIs and third-party services.
• Work with relational and NoSQL databases such as PostgreSQL, MongoDB, and MySQL.
• Implement authentication and authorization using JWT and OAuth 2.0.
• Develop unit tests, integration tests, and troubleshoot application issues.
• Collaborate with architects, DevOps engineers, and cross-functional teams.