Cloudflare
Software Engineer, R2 Gateway
In-Office +4 · Full-time · Posted Aug 25, 2026
- Location
- In-Office
Austin, TX, United States
London, United Kingdom
New York, New York, United States
San Francisco, CA, United States - Experience
- 3-4 years building or operating large-scale distributed systems on the request path.
- Visa sponsorship
- An offer may be conditioned on authorization to receive software or technology controlled under U.S. export laws without sponsorship for an export license.
About the job
Build and operate R2’s S3-compatible API gateway, ensuring reliable, low-latency request handling at global scale.
What you'll do
- Design, implement, and operate the gateway and its request path, including authentication, authorization, routing, rate limiting, and error handling.
- Build and operate production services on Cloudflare Workers and Kubernetes; improve reliability, performance, and observability, and participate in on-call and incident response.
- Own projects from design through deployment and monitoring, and coordinate API contracts and initiatives across teams.
What they ask for
- Strong programming skills in Rust, TypeScript, Go, or similar languages.
- Experience building or operating large-scale distributed systems on the request path, with latency and reliability requirements.
- Familiarity with cloud infrastructure concepts such as object storage, HTTP/API gateways, edge computing, or service-oriented architectures.
- Experience designing and operating high-throughput APIs, including authentication, routing, rate limiting, and backward-compatible API evolution.
Nice to have
- Experience with the S3 API surface, Cloudflare Workers, Durable Objects, or edge computing platforms.
- Comfort using AI coding tools in a daily development workflow.
Tools
Rust, TypeScript, Go, Cloudflare Workers, Kubernetes, Durable Objects, S3 API
AI focus
Use AI tools extensively to accelerate development, debugging, and operational tasks; AI is expected to be a core part of the workflow.
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