Backend Engineer, AI Agent Infrastructure & Orchestration

OpenAI; California (MO); On-site; USD 150,000 - 190,000; Full time

Job summary

OpenAI is seeking a product-minded backend engineer to build the systems behind a new generation of AI coworkers. You will design and ship infrastructure for durable agent runtimes, memory systems, evaluation, and observability, enabling agents to act in production.

You’ll collaborate with Sales, Revenue Operations, and Product teams, delivering reliable data pipelines and integrations that scale in real-world workflows.

Qualifications

• 6+ years of experience as a software engineer working on applied AI or user-facing systems.
• Former founder or early engineer at a startup who built a product from scratch is a plus.
• Domain experience or demonstrated interest in sales technology or enterprise knowledge work automation.
• Continually reinvent your software development process as coding models and developer tools improve.
• Take initiative, move quickly, and operate with a strong sense of ownership.
• Enjoy working closely with end users and shaping 0→1 products.
• Are collaborative, curious, and motivated to make an outsized impact at the frontier of AI.

Responsibilities

• Build and scale durable agent runtimes, long-running agent loops, and workflow orchestration using the Codex harness and emerging agent infrastructure.
• Design context and memory systems that ground agents in the information they need while preserving clear access boundaries.
• Develop rigorous evaluation frameworks, production feedback loops, and observability to measure agent quality and improve it over time.
• Partner directly with Sales, Technical Success, and Revenue Operations to identify high-value problems and own solutions from prototype through production.
• Build reliable backend services, data pipelines, and integrations that enable agents to take meaningful action across real-world workflows.
• Collaborate with OpenAI’s Product and Research teams to advance agent capabilities and turn production learnings into platform improvements.

Skills

6+ years exp

Startup background

Sales tech interest

Ownership mindset

User-facing systems

Collaboration

AI product engineering

Job description

OpenAI is seeking a product-minded backend engineer to build the systems behind a new generation of AI coworkers. You will design and ship infrastructure for durable agent runtimes, memory systems, evaluation, and observability, enabling agents to act in production.

You’ll collaborate with Sales, Revenue Operations, and Product teams, delivering reliable data pipelines and integrations that scale in real-world workflows.