OpenAI Jobs

OpenAI

OpenAI is seeking a Researcher focused on Chain-of-Thought (CoT) Monitorability to join their Alignment team. This role involves studying and improving the monitorability of frontier reasoning models, particularly their chain-of-thought processes, to enable scalable oversight. The team's work is crucial for ensuring AI safety and trustworthiness as models become more capable. You will design and execute experiments to understand how various training interventions impact monitorability, develop evaluation methods to measure it, and translate research findings into practical recommendations for monitoring and training. This position is ideal for someone who can bridge ambiguous research questions with concrete experimental designs, moving from hypothesis formulation to analysis and actionable insights.

OpenAI

The ChatGPT Learning team is focused on building the next generation of learning experiences within ChatGPT, aiming to evolve the platform into a tool that helps users learn, grow, and make progress over time. This role involves designing and building new product experiences that enable millions of people to learn with ChatGPT, working across the full stack from user interfaces to backend services. You will collaborate closely with researchers and platform teams to integrate cutting-edge AI capabilities into user-facing products, translating AI advancements into everyday learning tools. We are seeking engineers who excel at creating polished product experiences, take ownership, and thrive on solving complex problems at the intersection of AI research and consumer software.

OpenAI

OpenAI Robotics is seeking a Field Engineer to ensure the technical health of robotic workcells used in ongoing data acquisition operations. This role involves diagnosing and resolving hardware and software failures, and building practical tools, documentation, and support workflows to enhance operator and technician effectiveness. The position is ideal for someone who is practical, technically sharp, calm under pressure, and motivated by making real systems work reliably at scale, sitting at the intersection of software, robotics hardware, and live operations.

OpenAI

We are seeking a technically proficient, business-minded Applied AI Engineer to help push the frontier of advanced AI with our strategic startup customers. You'll work with some of the most exciting AI startups in the world, guiding them through ideation, development, delivery, and scaling to accelerate and maximize the value of what they build on our platform. You will have the opportunity to work on the most novel and creative use cases being built on our API, serving as a critical partner in collecting and delivering high-fidelity product and model feedback internally. You will collaborate closely with Sales, Solutions Engineering, Applied Research, and Product teams, and you will report to the Startups Applied AI Lead.

OpenAI

OpenAI is seeking an exceptional Program Manager to join the Critical Harm Operations team. This role is crucial for building durable operating systems and managing some of OpenAI's most complex safety operations. The ideal candidate is a high-agency operator capable of tackling ambiguous problems, establishing structure, aligning cross-functional partners, and driving execution. This position offers the opportunity to work across evolving Critical Harm priorities, potentially involving national security, violent activities, wellbeing initiatives, or scaling programs like Trusted Access. While deep domain expertise is helpful, the strongest candidates will demonstrate rapid learning, excellent judgment, and the ability to advance complex programs.

OpenAI

As a Researcher for cybersecurity risks, you will help design and implement an end-to-end mitigation stack to reduce severe cyber misuse across OpenAI’s products. This role requires strong technical depth and close cross-functional collaboration to ensure safeguards are enforceable, scalable, and effective. You’ll contribute directly to building protections that remain robust as products, model capabilities, and attacker behaviors evolve. Models are becoming increasingly capable—moving from tools that assist humans to agents that can plan, execute, and adapt in the real world. As we push toward AGI, cybersecurity becomes one of the most important and urgent frontiers: the same systems that can accelerate productivity can also accelerate exploitation.

OpenAI

The Personalization-Memory team at OpenAI is focused on developing agents that learn from past interactions to become more helpful and efficient. This role involves researching and developing improvements to memory usage and personalization in frontier models, working on reinforcement learning, dataset creation, evaluations, and post-training methods. The team collaborates with research and product teams across the company to realize the vision of a personalized ChatGPT. We are seeking individuals passionate about product-driven research with a background in frontier model post-training and the ability to iterate quickly.

OpenAI

The Personalization-Memory team at OpenAI is developing agents capable of learning from past interactions to improve helpfulness and efficiency over time. This role focuses on building general-purpose memory and personalization capabilities that can be applied across various agentic products, including ChatGPT. You will be instrumental in advancing memory architecture, post-training techniques, and creating long-horizon tasks for training and evaluation. We are seeking individuals with a strong background in reinforcement learning research who can translate scientific rigor into tangible product impact.

OpenAI

As an Applied AI Engineer, you will partner directly with leading organizations to design, build, and deploy AI systems that deliver measurable business outcomes. You will combine deep technical judgment, hands-on engineering, and customer leadership to take ambitious ideas from use-case selection and architecture through prototyping, evaluation, production launch, and scale. You will write and debug code, build evaluation systems, resolve complex integrations, and guide decisions involving model behavior, reliability, latency, cost, safety, security, governance, and operational readiness. Success is measured by production systems, sustained adoption, and meaningful customer impact. This is a rare opportunity to work on consequential real-world deployments at the frontier of AI while directly influencing how OpenAI’s products evolve.

Sierra is seeking a highly creative and execution-focused Videographer & Editor to join their Brand Design team. This role is responsible for producing fast, high-quality, social-native video content that drives engagement, builds brand affinity, and fuels organic growth. You will take projects from concept to final delivery, bringing Sierra's products, customers, people, and ideas to life across marketing, social channels, and thought leadership initiatives. You'll partner closely with marketers, brand design team, executives, product teams, customers, and external partners to uncover compelling stories and translate them into content that moves. This is a chance to help define Sierra's video practice from the ground up and shape how the world experiences the brand.

$24k - $72k

Fireworks is seeking a product-minded engineer to join their team and own the surfaces that make their AI platform, Nexus, a reality. Nexus is a drop-in platform designed to help engineering organizations reduce AI spend by routing workloads to high-performing open models. This role involves owning features end-to-end, from understanding problems and designing solutions to shipping and observing developer usage. You will be responsible for the intelligent router, cost-observability and enterprise-control layers, integrations, and core platform components like inference APIs and fine-tuning workflows. This is a high-autonomy individual contributor role on a small team, offering significant leverage and direct impact on a product that ships to production at scale.

Braintrust is seeking Developer Support Engineers, both mid-level and senior, who are passionate about helping developers overcome technical challenges and achieve their goals. In this remote role based in Singapore, you will troubleshoot issues, identify workarounds, ship fixes, and document findings to accelerate developer progress. This position combines technical problem-solving, developer empathy, and close collaboration with Engineering, Solutions, and Product teams. If you excel at solving complex problems, articulating technical concepts clearly, and improving the developer experience, we encourage you to apply.

LiteLLM is seeking an AI Engineer to join their team and contribute to the development of the world's most popular AI Gateway. This role involves ensuring LiteLLM unifies the format for calling LLM APIs, specifically focusing on the OpenAI + Anthropic spec. You will be responsible for writing transformations to convert API requests and building provider-agnostic unification functionality. This is a critical role where you will work directly with the CEO and CTO on system design, developer experience, and building across LLMs, MCPs, and Agents.

thinkingmachines

Thinking Machines Lab is seeking an Endpoint Engineer to join their IT team. This role will focus on building secure infrastructure and efficient processes for an all-Mac environment, managing the endpoint fleet as a distributed platform with production-engineering practices. The team utilizes version-controlled workflows for endpoint configurations, security policies, scripts, and software deployments, incorporating testing, review, staged rollouts, and rollback capabilities. The Endpoint Engineer will collaborate closely with IT, Security, and Identity teams to ensure a secure and reliable employee computing experience.

$200k - $325k

Sierra is building a platform to enable companies worldwide to create better, more human customer experiences with AI. We partner with industry leaders and are primarily an in-person company based in San Francisco, with growing international offices. Our core values are Trust, Customer Obsession, Craftsmanship, Intensity, and Family. The co-founders, Bret Taylor and Clay Bavor, bring extensive experience from leading tech companies and AI initiatives.

thinkingmachines

Thinking Machines Lab is seeking an Operations Analyst to focus on ensuring product safety while supporting rapid product iteration. This role involves close collaboration with product engineers, security, researchers, and designers to integrate safety and integrity into the entire product lifecycle. Daily tasks will include managing the moderation queue and developing tools and policies to enhance the speed and accuracy of future moderation efforts.

$190k - $300k

OpenAI

OpenAI Finance is seeking a Senior Manager of Revenue Recognition to lead revenue strategy and technical accounting for the company's strategic commercial deals. This role will serve as the primary revenue advisor for large, bespoke, and non-standard deals outside of standard product and service offerings, including collaborations, cloud marketplaces, platform and distribution deals, and licensing models. The successful candidate will engage early in the deal lifecycle to shape commercially viable, accounting-compliant, and operationally scalable outcomes, establishing accounting postures, defining reporting and control requirements, and ensuring alignment of deal economics, billing, and revenue recognition as the business evolves. This position requires strong technical accounting judgment, commercial fluency, and executive communication skills to navigate complex and ambiguous transactions.

OpenAI

OpenAI Finance is seeking a Senior Manager of Revenue Accounting to lead revenue strategy and technical accounting for the company's strategic commercial deals. This role will serve as the primary revenue advisor for large, bespoke, and non-standard deals outside of OpenAI's standard product and service offerings, including collaborations, cloud marketplaces, platform and distribution deals, and licensing models. The successful candidate will engage early in the deal lifecycle to shape commercially viable, accounting-compliant, and operationally scalable outcomes, establishing accounting postures, defining reporting requirements, and ensuring alignment of deal economics, billing, and revenue recognition as the business evolves. This position requires strong technical accounting judgment, commercial fluency, and executive communication skills to navigate complex and novel commercial structures.

Sierra is seeking a Pricing Strategist to join their dynamic pricing team. This role will be instrumental in developing and presenting pricing proposals and ROI case studies to clients, working closely with the sales team. You will also collaborate cross-functionally with product, marketing, and operations to shape the company's overall pricing and packaging strategy. Sierra is a leading platform for customer-facing AI agents, serving major global brands and is primarily an in-person company based in San Francisco.

Speak is seeking a talented multilingual superstar with skills in translation and localization to join our team. The primary focus of this role will be to localize our in-app content for the Japanese market. A secondary contribution will involve creating high-quality Korean content for the Japanese market, with provided training and support. We are looking for an expert with excellent oral and written communication skills in both Japanese and Korean, a deep linguistic understanding of both languages, and professional proficiency in English.

$15k - $20k