Frontend React Developer for Scalable Admin UI Overhaul

Harbor Softworks

Freelance · Remote · Flexible hours

About the role

Harbor Softworks is preparing a major app store launch that requires tight alignment between mobile UI and backend services. We need a focused Frontend React Developer to craft responsive, high‑performance interfaces that sync seamlessly with our APIs.

Key responsibilities

• Design and implement reusable React components for mobile‑first screens
• Integrate RESTful endpoints and WebSocket streams for real‑time data
• Collaborate with backend engineers to optimize payloads and loading strategies
• Ensure cross‑device compatibility and accessibility standards
• Write unit and integration tests using Jest and React Testing Library

Must-have skills

• Strong experience with React, hooks, and state management
• Proficiency in JavaScript, TypeScript, HTML5, and CSS3
• Understanding of responsive design and mobile performance optimization
• Ability to work independently and communicate clearly in a remote setting

Nice to have

• Familiarity with Next.js or Gatsby for server‑side rendering
• Experience with CI/CD pipelines for frontend deployments
• Knowledge of GraphQL queries and mutations