Cloudflare · 2 weeks ago
Senior Systems Engineer - Registrar
Austin, TX
Full-time
Hybrid
Senior Level
5+ years expCloudflare is on a mission to help build a better Internet, operating one of the largest networks that powers millions of websites. They are seeking a talented systems engineer to design, build, and scale tools and services for domain management, ensuring stability and performance while collaborating with various teams.
AnalyticsEnterprise SoftwareSecurityWeb Hosting
Responsibilities
Designing, building, running and scaling tools and services that support the full spectrum of domain management
Analyzing and communicating complex technical requirements and concepts, identifying the highest priority areas, and carving a path to delivery
Improving system design and architecture to ensure stability and performance of the internal and customer-facing compliance concerns
Working closely with Cloudflare's Trust and Safety team to help make the internet a better place
Ongoing monitoring and maintenance of production services, including participation in on-call rotations
Qualification
Required
5+ years of experience as a software engineer with a focus on designing, building and scaling data infrastructure
Experience with product teams to understand goals and develop robust and scalable solutions that align with the customer need
Strong communication skills, especially around articulating technical concepts for technical and non-technical audiences
Experience working on, and deploying, large scale systems in Typescript, Go, Ruby/Rails, Java, or other high performance languages
Experience (and love) for debugging to ensure the system works in all cases
Strong systems level programming skills
Excited by the idea of optimizing complex solutions to general problems that all websites face
Experience with a continuous integration workflow and using source control (we use git)
Preferred
Experience with Cloudflare Developer Platform
Experience with Ruby or Go (or a strong desire to learn)
Experience working with OpenAPI
Experience with AI coding tools
Experience with Kubernetes
Experience with Kibana, Grafana, and/or Prometheus
Experience with relational databases (e.g. Postgres)
Experience with Gitlab and Gitlab CI
Experience with DNS (and DNSSEC)
Experience in the registry/registrar industry
Benefits
Medical/Rx Insurance
Dental Insurance
Vision Insurance
Flexible Spending Accounts
Commuter Spending Accounts
Fertility & Family Forming Benefits
On-demand mental health support and Employee Assistance Program
Global Travel Medical Insurance
Short and Long Term Disability Insurance
Life & Accident Insurance
401(k) Retirement Savings Plan
Employee Stock Participation Plan
Flexible paid time off covering vacation and sick leave
Leave programs, including parental, pregnancy health, medical, and bereavement leave
Company
Cloudflare
Cloudflare is a web performance and security company that provides online services to protect and accelerate websites online.
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
Recent News
2026-01-13
Data Center Knowledge
2026-01-13
Company data provided by crunchbase