Frontend React Developer for Design System Implementation Rollout

Vertex Analytics

Freelance · Remote · Flexible hours

About the role

Vertex Analytics is accelerating its release cadence through a focused CI/CD and platform automation sprint. We need a Frontend React Developer to craft UI components that seamlessly integrate with our automated pipelines, ensuring each release is fast, reliable, and visually consistent.

Key responsibilities

• Design and implement responsive React UI modules aligned with CI/CD standards
• Collaborate with DevOps to embed automated testing and deployment hooks
• Optimize build processes using Webpack, Babel, and TypeScript configurations
• Maintain component libraries and ensure cross‑browser compatibility
• Participate in sprint planning and deliver incremental features each sprint

Must-have skills

• Strong experience with React and modern JavaScript (ES6+)
• Proficiency in TypeScript, HTML5, and CSS3
• Understanding of CI/CD concepts and tooling (e.g., GitHub Actions, Jenkins)
• Ability to write clean, reusable, and well‑documented code

Nice to have

• Familiarity with containerization (Docker) for frontend builds
• Experience with testing frameworks such as Jest or React Testing Library
• Knowledge of performance profiling and optimization techniques