Node.js Developer Needed for End-to-End Platform Modernization

Keystone Digital

Part-time Contract · Remote · Flexible hours

About the role

We are launching an integration hub that links our billing system, CRM, and internal APIs. As a Node.js Developer you will design and implement the middleware that ensures data flows securely and reliably across these services.

Key responsibilities

• Architect and code RESTful services using Node.js and Express
• Map and transform data between billing, CRM, and internal endpoints
• Implement authentication, error handling, and logging
• Write unit and integration tests to guarantee stability
• Collaborate with product and QA teams to refine requirements

Must-have skills

• Proficiency in NodeJS, Express, and JavaScript
• Strong experience building REST APIs
• Understanding of API authentication (OAuth, JWT)
• Familiarity with version control (Git)

Nice to have

• Experience with cloud services (AWS, GCP)
• Knowledge of CI/CD pipelines
• Background in billing or CRM integrations