Cloudflare
Systems Engineer - Data Security
Hybrid +1 · Full-time · Posted Oct 8, 2026
- Location
- Hybrid
Austin, TX, United States - Experience
- 3+ years of professional experience building and managing reliable and performant software systems at scale.
- Visa sponsorship
- An offer may be conditioned on authorization to receive technology controlled under U.S. export laws without sponsorship for an export license.
About the job
Build and maintain Data Security products, APIs, and distributed services that provide security and network-usage visibility while reliably processing millions of data points daily.
What you'll do
- Develop new functionality for APIs and distributed code.
- Maintain service performance and reliability for data-ingestion systems.
- Build and maintain products that help customers understand Cloud/SaaS security opportunities and network traffic and product-use trends.
What they ask for
- 3+ years of professional experience building and managing reliable, performant software systems at scale.
- Excellent debugging and optimization skills.
- Strong interpersonal and communication skills.
Nice to have
- Experience with Go, Python, or Postgres.
- Frontend programming in Typescript/Javascript, third-party API integrations, or security products.
Tools
Go, Python, Typescript, Kubernetes, Cloudflare Workers, AWS, GCP, Azure
AI focus
The posting describes an AI-native culture and encourages using AI as a partner and leveraging AI to ship faster; it does not specify particular AI product-development duties for this role.
Model-written summary · the original posting is authoritative