Note: The job is a remote job and is open to candidates in USA. Cloudflare is on a mission to help build a better Internet and is seeking a Software Engineer for AI Agents. The role involves building industrial-scale AI agents that support customer interactions, utilizing various Cloudflare tools and technologies.
Responsibilities
- Build agents on Workers with Durable Objects for state and short term memory
- Wire tools with the Agent SDK, MCP, and function calling
- Use Vectorize, KV, R2, and D1 for semantic memory, cache, files, and config
- Run models through Workers AI and AI Gateway; integrate third parties when needed
- Create evals, guardrails, and audits. Measure, tune, re-ship fast
- Build agents that summarize, propose fixes, and escalate cleanly to humans
- Expose agent health and metrics in transparent dashboards. No mystery boxes
- Integrate with queues and webhooks; publish events on Queues or Pub/Sub
- Cut cost per case and time to first response. Prove it with data
- Take end to end ownership including on call for what you ship (with team support)
- Design and maintain robust observability for distributed AI workflows, implementing structured logging and end-to-end tracing across async service boundaries to ensure visibility into agent reasoning and execution
- Architect security boundaries for agent-led operations; implementing secure credential handling, multi-layer approval gates, and fine-grained trust scoping for mutative actions
Skills
- Demonstrated success shipping production systems. Repos and releases that show real work
- Strong in TypeScript or Rust on Workers. HTTP, queues, async, performance
- Fluency with Durable Objects, KV or R2, and either D1 or Postgres
- Hands on with model tooling. Prompt I/O, tool calling, evals, safety checks
- Observability mindset. Logs, traces, metrics, redlines
- Experience with a2a/multi-agent frameworks
- Experience developing LLM evaluation frameworks; automated scoring systems, CI-integrated quality gates
- Bias for simple, scalable designs
- Workers AI, AI Gateway, and Vectorize in production
- Salesforce or Service Cloud experience. Webhooks and case APIs
- Security depth. Prompt injection protection, secrets detection, PII handling
- OSS agent frameworks. Know what to borrow and what to throw away
Company Overview
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