Cloudflare · 1 month ago
Principal Systems Engineer, IPC
Hybrid
Full-time
Hybrid
Lead/StaffCloudflare is on a mission to help build a better Internet, operating one of the world’s largest networks. The Principal Systems Engineer will play a crucial role in building and maintaining the high-performance communication layer that connects various services, focusing on operational excellence and innovative platform development.
AnalyticsEnterprise SoftwareSecurityWeb Hosting
Responsibilities
Architecting and building new features for our high-performance communication protocol
Championing operational excellence by defining and measuring key metrics like Service Level Objectives (SLOs) and error rates
Driving cross-team collaboration to ensure our communication platform meets the needs of teams across the organization
Qualification
Required
Deep expertise in Rust, with a history of building complex, production-grade applications
Strong competencies in computer science, including a solid understanding of algorithms, data structures, and concurrency control
Experience with performance engineering and a proven track record of optimizing high-throughput, low-latency systems
Excellent communication and collaboration skills to drive consensus and coordinate with diverse engineering teams
A passion for continuous improvement in both operations and product development
Preferred
A deep understanding of web protocols and web servers
Experience with distributed systems architecture
Knowledge of web security issues and industry standards
Familiarity with Prometheus for monitoring and alerting
Company
Cloudflare
Cloudflare is a web performance and security company that provides online services to protect and accelerate websites online.
Founded in 2009
1001-5000 employees
H1B Sponsorship
Cloudflare has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (117)
2024 (115)
2023 (66)
2022 (98)
2021 (83)
2020 (37)
Funding
Current Stage
Public CompanyTotal Funding
$2.08BKey Investors
Franklin TempletonFidelityUnion Square Ventures
2025-06-13Post Ipo Debt· $1.75B
2019-09-12IPO
2019-03-12Series E· $150M
Leadership Team
Matthew Prince
CEO & Co-Founder
Lee Holloway
Co-Founder & Lead Engineer
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