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CloudflareCloudflareUnited States

Software Engineer, AI Agents

Build and ship production AI agents on Cloudflare's edge platform using Workers, Durable Objects, and AI tools. Requires strong TypeScript/Rust experience, observability expertise, and hands-on LLM tooling for evals, safety, and multi-agent systems.

Salary not listed
On-siteML Engineering

About the role

What You Will Do

  • 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
  • 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
  • Architect security boundaries for agent-led operations; implementing secure credential handling, multi-layer approval gates, and fine-grained trust scoping for mutative actions.

Must Have

  • 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

Nice to Have

  • 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.

Skills

TypeScriptRustWorkersDurable ObjectsKvR2D1PostgresVectorizeWorkers AiAi GatewayAgent SdkLLMsPrompt EngineeringEvals

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