Software Engineer, Implicit Signals — Equity & Impact

OpenAI, Inc.; San Francisco (CA); On-site; USD 347,000 - 445,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) retirement plan with employer 


Paid parental leave

Flexible PTO

Relocation assistance

Equity component with compensation

Job summary

OpenAI is seeking a Software Engineer for the Implicit Signals platform in San Francisco. You will build and evolve classification and evaluation services, online and offline pipelines, and tooling for researchers and data scientists to turn ideas into measurable results.

Join a production‑oriented team focused on reliability, performance, and privacy, with ownership from design through deployment, collaborating closely with ML engineers and post‑training researchers.

Qualifications

• Experience designing, building, and operating software services at scale.
• Strong fundamentals in API design, concurrency, caching, performance, and failure recovery.
• Ability to investigate complex production problems and make sound architectural tradeoffs.
• A track record of owning software from initial design through deployment and ongoing operation.
• Strong product judgment and an interest in working directly with technical users.
• Comfort with ambiguous problems and broad ownership across multiple parts of a system.
• Fluency in using AI agents to move quickly across multiple workstreams in a fast-paced environment.
• Interest in machine learning, data science, and statistics; experience with model serving or ML platforms is a plus.

Responsibilities

• Design and build software services and APIs for configuring, running, and managing classifiers and evaluations.
• Build and operate online and offline classification pipelines that support reliable, efficient execution at scale.
• Improve model-serving performance, including throughput, latency, concurrency, and compute utilization.
• Build tools that make experimentation, debugging, and iteration straightforward for researchers and data scientists.
• Own production reliability, observability, and incident response, and reduce the operational burden of running the platform.
• Partner with machine learning engineers to bring new classification capabilities into production.
• Work closely with post-training researchers and data scientists to understand their workflows, identify high-impact improvements, and shape the product.

Skills

API design

Distributed systems

Production ownership

AI/ML interest

Job description

OpenAI is seeking a Software Engineer for the Implicit Signals platform in San Francisco. You will build and evolve classification and evaluation services, online and offline pipelines, and tooling for researchers and data scientists to turn ideas into measurable results.

Join a production‑oriented team focused on reliability, performance, and privacy, with ownership from design through deployment, collaborating closely with ML engineers and post‑training researchers.