333,879 H-1B sponsor history jobs
Open roles at employers with USCIS-approved H-1B petitions in the last five fiscal years. Historical approval belongs to the employer — it is not a commitment to sponsor any particular role.
Senior Software Engineer, Cloudflare Queues
Build and scale Cloudflare Queues, a global message queuing service integrated with Cloudflare Workers, using distributed systems and AI-assisted development to improve reliability and performance.
Senior Systems Engineer
Build and harden Cloudflare’s Linux-based edge appliance runtime and distributed control plane that securely connects customer sites to Cloudflare’s global network using technologies like IPsec, eBPF, and Linux kernel networking.
AI Security Research & Red Team Engineer
Research AI-specific vulnerabilities and emulate real-world attacks to test Cloudflare’s security posture, focusing on LLM agents and AI systems.