Systems Engineer, Browser Isolation

Cloudflare

. Own well-scoped features and improvements from design and implementation through testing, rollout, and production follow-up .

Posted 10/13/2026full-timeAustin • Texas • United StatesMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in C++ development, including memory management and concurrency, while effectively collaborating on distributed systems and maintaining production software. Proficient in systematic debugging and performance analysis, with a strong focus on improving session reliability and resource efficiency.

Highest-signal resume keywords

C++ ProficiencyLinux/UNIX FundamentalsDistributed Systems DevelopmentSystematic DebuggingClear Communication

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C++GoRustTypeScriptMemory OwnershipConcurrencyData StructuresAlgorithmsSoftware DesignPerformance Analysis

Soft Skills

Collaborative Problem-SolvingClear CommunicationWillingness to Learn

Tools & Technologies

Chromium-Based BrowserLogsMetricsTracesProfiling Tools

Industry Keywords

Production SoftwareService-to-Service CommunicationIncident MitigationOn-Call RotationSystem-Diagnosis Tools

Tech Stack

Tools & technologies

Distributed SystemsLinuxRustTypeScriptUnixC++Go

About the role

Key responsibilities & impact

Own well-scoped features and improvements from design and implementation through testing, rollout, and production follow-up
Develop and maintain C++ code in a Chromium-based browser
Contribute to distributed services and systems components written in Go, Rust, and TypeScript
Debug failures across browser processes, Linux hosts, and distributed services using logs, metrics, traces, and profiling tools
Improve session reliability, startup time, interactive latency, and resource efficiency through measurement
Write maintainable code, automated tests, and design notes
Participate in code and design reviews
Collaborate with teammates and partner teams, communicate trade-offs and blockers, and incorporate feedback
Participate in production on-call rotation and contribute to incident mitigation and follow-up improvements

Requirements

What you’ll need

Experience delivering and maintaining production software
Practical C++ proficiency, including memory ownership, resource lifetimes, and concurrency
Linux/UNIX fundamentals, including processes, threads, networking, and system-diagnosis tools
Working knowledge of data structures, algorithms, and software design
Experience developing or operating distributed systems
Understanding of service-to-service communication, timeouts, retries, partial failure, and basic consistency trade-offs
Ability to navigate unfamiliar codebases and break defined problems into deliverable steps
Ability to test correctness and failure cases
Systematic debugging and performance-analysis approach using evidence to test hypotheses
Clear communication, collaborative problem-solving, and willingness to learn Rust, Go, TypeScript, and the rest of the stack
Potential authorization to receive technology controlled under U.S. export laws without sponsorship for an export license
Flexibility to be on-call outside standard working hours as needed

Benefits

Comp & perks

Opportunity to work on Cloudflare Browser Isolation, protecting users from threats while preserving responsive browsing
Collaboration with experienced teammates and partner teams
Participation in production on-call rotation after onboarding
In-person interview may be provided within a Cloudflare office or hub at offer stage
Equal employment opportunity and diversity and inclusion commitment
Reasonable accommodations for qualified individuals with disabilities