Senior TypeScript Developer for Internal Tools Platform Initiative

CoreData Systems

Contract · Remote · Flexible hours

About the role

CoreData Systems is launching an integration project that ties together billing, CRM, and internal APIs. We need a TypeScript Developer to design, implement, and test the data flow between these systems, ensuring reliability and low latency.

Key responsibilities

• Architect and develop TypeScript services that mediate between billing, CRM, and internal endpoints
• Write clean, typed code using Angular for admin UI components and React for client‑facing dashboards
• Implement robust error handling, logging, and retry mechanisms for API interactions
• Collaborate with product owners and QA to define integration test scenarios
• Maintain documentation and version control for all integration artifacts

Must-have skills

• Strong proficiency in TypeScript with 3+ years of professional experience
• Hands‑on experience building Angular and React applications
• Deep understanding of RESTful APIs, OAuth, and webhook patterns
• Familiarity with CI/CD pipelines and automated testing frameworks

Nice to have

• Experience with billing platforms such as Stripe or Zuora
• Knowledge of CRM systems like Salesforce or HubSpot
• Background in micro‑service architecture and Docker containers