UI Platform - Platform Engineer

Job Overview

At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. We realize people do not fit into neat boxes. We are looking for curious and empathetic individuals who are committed to developing themselves and learning new skills, and we are ready to help you do that. We cannot complete our mission without building a diverse and inclusive team. We hire the best people based on an evaluation of their potential and support them throughout their time at Cloudflare.

Key Responsibilities

• Design, implement and maintain scalable CI/CD pipelines ensuring fast and reliable delivery across multiple product teams.
• Develop and manage shared infrastructure components (CDN integration, observability and experimentation tools) with a focus on performance, security and maintainability.
• Support front-end teams by troubleshooting infrastructure-related issues and advising on best practices when integrating with the UI Platform ecosystem.
• Drive innovation by proactively identifying opportunities to improve developer experience and velocity, challenging existing workflows, and proposing creative, forward-thinking solutions.
• Build internal UI features and tools that enhance the front-end platform ecosystem empowering teams to more effectively utilize shared infrastructure and services.

Qualifications

• 4+ years of experience in Frontend Server Side infrastructure, with a focus on supporting modern front-end ecosystems.
• Strong background in front-end build systems, bundlers, and static asset optimization (e.g., Webpack, Vite, Bazel).
• Expertise in CI/CD systems, automated testing integration (e.g., Playwright, Cypress), and front-end deployment workflows.
• Passion for improving developer experience and enabling high-velocity front-end development through scalable tooling.
• Proven ability to drive infrastructure projects independently (from problem discovery to solution delivery).
• Collaborative mindset with the ability to support front-end teams in troubleshooting infrastructure-related issues.

Preferred Skills

• Experience with Webpack, Vite, Nx, or Bazel.
• Strong grasp of front-end performance optimization.
• Familiarity with CI/CD tools like GitLabCI, Jenkins or Actions.
• Experience with integration testing and API mocking.
• Understanding of frameworks like React, Aria-Components, or Remix.
• Exposure to RESTful APIs and Microfrontends.
• Experience building internal tools or developer portals.

Why Join Us

Be a driving force behind the transformation to a cutting-edge, scalable UI platform. Champion best practices and lead meaningful, org-wide engineering change. Tackle complex, high-impact challenges using modern technologies that shape the future of front-end infrastructure.