Frontend React Developer Needed for Enterprise Checkout Flow Rebuild

Keystone Digital

Freelance · Remote · Flexible hours

About the role

Keystone Digital is launching an integration project that ties together billing, CRM, and internal APIs. We need a focused Frontend React Developer to craft the UI layer that orchestrates data flows and ensures a seamless user experience across systems.

Key responsibilities

• Build responsive React components that consume multiple API endpoints.
• Implement state management to synchronize billing, CRM, and internal data.
• Collaborate with backend engineers to define contract interfaces.
• Write clean, type‑safe TypeScript code and maintain component libraries.
• Perform UI testing and debugging across browsers.

Must-have skills

• Strong React expertise with hooks and functional components.
• Proficiency in JavaScript, TypeScript, HTML, and CSS.
• Experience integrating third‑party APIs and handling authentication flows.
• Ability to work independently in a remote, freelance setting.

Nice to have

• Familiarity with Redux or other state‑management libraries.
• Exposure to CI/CD pipelines for frontend deployments.
• Understanding of billing or CRM systems integration patterns.