Backend Software Engineer (Evals) – Support Automation Engineering at OpenAI

San Francisco, California, United States

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$255,000 – $405,000Compensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Artificial Intelligence, TechnologyIndustries

Requirements

4+ years of backend engineering experience at product-driven companies (excluding internships)
Proficiency in backend technologies including Python, FastAPI, and Postgres
Experience designing and scaling distributed systems, APIs, or data processing pipelines
Experience building AI agents or applications, including designing evals and improving performance through prompting or scaffolding
Familiarity with evaluation methods for LLMs and experience with patterns like multi-agent workflows, tool use, or long context
Experience creating production evals and/or measuring performance of ML/LLM models at scale
A pragmatic mindset, comfortable shipping iteratively while building toward a long-term vision

Responsibilities

Design eval pipelines that are reliable, reproducible, and extendable
Build the infrastructure for continuous eval monitoring frameworks (regression/drift monitoring, building robust golden datasets) along with feedback loops that ultimately strengthen support automation
Design, build, and maintain backend services and APIs to support intelligent automation and knowledge systems
Integrate and structure data across internal platforms, transforming it into formats optimized for use by downstream systems and AI workflows
Collaborate closely with data, research, and engineering teams to integrate OpenAI models into high-leverage workflows
Own the full development lifecycle of new backend systems and internal platform capabilities
Build with scale and maintainability in mind, while rapidly iterating on new ideas

Skills

Key technologies and capabilities for this role

Backend DevelopmentMLLLMEval PipelinesAPIsData PipelinesInfrastructureMonitoring FrameworksData Integration

Questions & Answers

Common questions about this position

What is the salary range for this Backend Software Engineer position?

The salary range is $255K - $405K.

Is this a remote or on-site role?

This information is not specified in the job description.

What skills and experience are required for this role?

Candidates need 4+ years of backend engineering experience at product-driven companies, proficiency in Python, FastAPI, and Postgres, experience designing and scaling distributed systems or APIs, and familiarity with LLM evaluation methods and building AI agents.

What is the team culture like at OpenAI's Support Automation team?

The team is passionate about crafting products that serve colleagues, blending rapid prototyping with long-term quality and reliability, and creating reusable solutions across domains while leveraging OpenAI's full tech stack.

What makes a strong candidate for this Backend Software Engineer role?

A strong candidate has a pragmatic mindset, is comfortable shipping iteratively while building toward a long-term vision, and brings experience in production evals, measuring ML/LLM performance at scale, and collaborating cross-functionally.

OpenAI

Develops safe and beneficial AI technologies

About OpenAI

OpenAI develops and deploys artificial intelligence technologies aimed at benefiting humanity. The company creates advanced AI models capable of performing various tasks, such as automating processes and enhancing creativity. OpenAI's products, like Sora, allow users to generate videos from text descriptions, showcasing the versatility of its AI applications. Unlike many competitors, OpenAI operates under a capped profit model, which limits the profits it can make and ensures that excess earnings are redistributed to maximize the social benefits of AI. This commitment to safety and ethical considerations is central to its mission of ensuring that artificial general intelligence (AGI) serves all of humanity.

San Francisco, CaliforniaHeadquarters

2015Year Founded

$18,433.2MTotal Funding

LATE_VCCompany Stage

AI & Machine LearningIndustries

1,001-5,000Employees