CareerPlan

Software Engineer, Agent Platform

San FranciscoFull-time2026-11-05 → 2026-11-09
Hybrid

Core

Build and scale production services, APIs, and orchestration systems that enable AI agents to execute code, use tools, and interact with external systems reliably at scale.

Role type

Senior IC backend engineer (agent platform)

Builds

Production execution environments, APIs, and integrations for agentic products like Codex and ChatGPT tool use

Domain

AI Agents / Distributed Systems / Cloud Infrastructure

Deliverable

production ML models

Required skills

large-scale backend systems, distributed systems, cloud infrastructure, API design, system orchestration, performance optimization, observability, capacity planning, secure execution environments, sandboxing, infrastructure-as-code

Preferred skills

building shared platforms, evolving prototypes to production, understanding concurrency and failure modes, cross-service collaboration

Technologies

Terraform, containers, orchestration systems, cloud platforms

Responsibilities

Build and operate production services for agent execution and tool use; Design APIs and platform abstractions for product teams; Develop orchestration systems for agent execution, state, and resource management; Improve platform reliability, latency, and efficiency; Partner with product, research, and security teams to launch new capabilities; Own systems through full lifecycle from design to operation