Systems Engineer - Browser Isolation

Overview

Cloudflare is on a mission to help build a better Internet. We protect and accelerate Internet applications without requiring hardware, software installations, or code changes. We seek curious and empathetic individuals who are committed to developing themselves and learning new skills, with a focus on building a diverse and inclusive team.

Available Locations: Austin, TX; London, UK; Lisbon, Portugal. This is a hybrid role with the expectation of 2 days per week in the office.

We’re hiring Software Engineers at all levels in a single pipeline position.

What You\’ll Do

In this role, you’ll help build Cloudflare Browser Isolation, a secure remote browsing platform. You will design, build, and scale our Chromium-based distributed browsing engine and contribute to the control plane that enables distributed Chromium-based browsers to deliver low-latency remote browsing at scale across our global anycast network. You will solve problems of massive scale and shape the future of secure web browsing.

Technologies We Use

• Client: WebAssembly, TypeScript, WebGL
• Remote streaming: WebRTC and Skia
• Remote browser: Chromium, C++
• Orchestration: Nomad, Consul, Cloudflare Workers, Go, TypeScript

Responsibilities

• Contribute to the Browser Isolation team across patches to Chromium, edge orchestration, and build infrastructure.
• Collaborate across the technology and service stack to deliver robust, scalable solutions.
• Address problems at scale with a focus on security and performance.

Qualifications

• 3+ years of relevant experience
• Experience coding in multiple languages (C++, Go, TypeScript)
• Familiarity with Linux/UNIX systems
• Systems-level debugging and performance optimization
• Ability to navigate, understand, and contribute to large codebases
• Strong foundations in algorithms, data structures, software design, and distributed systems
• Ability to work under ambiguity and solve difficult problems

Bonus Points

• Experience in low-latency real-time environments (e.g., remote streaming, game engines, high-frequency trading)
• Experience with Nomad, Consul or Kubernetes
• Knowledge of logging, metrics, billing, and health checks for large-scale distributed infrastructure
• Interest or experience in security products and security protocols

What Makes Cloudflare Special

We’re a highly ambitious, large-scale technology company with a soul, and we are committed to protecting the free and open Internet. We support initiatives like Project Galileo, Athenian Project, and 1.1.1.1 to benefit civil society and users worldwide.

Equal Opportunity

Cloudflare is proud to be an equal opportunity employer. We provide equal employment opportunities for all people and value diversity and inclusiveness. All qualified applicants will be considered without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, ancestry, citizenship, age, disability, medical condition, family status, or any other basis protected by law. We are an AA/Veterans/Disabled Employer. Reasonable accommodations are available on request.

Code of conduct and global privacy commitments apply. This position may require access to information protected under U.S. export control laws. Any offer of employment may be conditioned on approval to receive software or technology controlled under U.S. export laws without sponsorship for an export license.

Location-specific postings may exist (e.g., London or Austin) with varying update timelines. This description reflects the general role and requirements for the Browser Isolation engineering track at Cloudflare.