Top Tech Jobs & Startup Jobs in San Francisco Bay Area, CA

Own revenue accounting for usage-based and payment-processor revenue: monthly close, journal entries, reconciliations, flux analysis, controls, audit support, Fusion Accounting Hub rule updates, UAT, data validation, and onboarding new payment/marketplace arrangements while improving systems and processes.

Lead creation and launch of safety and risk operating models for a new consumer device category. Define intake, escalation, response, quality controls, monitoring, and launch-readiness. Coordinate cross-functional partners, drive escalations to closure, use data and qualitative signals to assess risk, and transition mature workflows into durable operational homes.

Lead development of academic research partnerships and programs to drive adoption of OpenAI products (Pro, Codex, API, ChatGPT Edu). Identify and qualify funded labs, run discovery, design and operate phased access and fellows programs, manage pilots, remove technical and institutional blockers, create community programming, capture product feedback, and build repeatable expansion paths from individual researchers to institution-wide adoption.

Lead product marketing for OpenAI's API and model portfolio, defining positioning, launches, adoption strategies, and cross-functional alignment with Research, Product, Sales, and Communications to drive enterprise adoption of frontier and specialized models.

Lead and manage a small senior full-stack engineering team to build AI-native learning experiences for ChatGPT Education. Ship code, define product strategy, partner with research and model teams on studies, classifiers, and data pipelines, and coordinate cross-functionally to drive product delivery and scaling.

Research and develop novel safety mitigations for frontier AI systems: measure emerging risks, build and refine evaluations, design red-teaming pipelines, set research directions, and collaborate across domains (misalignment, cybersecurity, biology) to ensure enforceable, scalable, and effective safety stacks.

Design and operate CI infrastructure to improve developer productivity and reliability in build systems, enhancing tool efficacy and performance across teams.

Partner-facing engineer who designs, builds, evaluates, debugs, and launches high-utility plugins for ChatGPT and Codex. Own partner technical journeys, write prototypes and production code, review architectures for security/privacy/reliability, run evaluations, and improve platform APIs, SDKs, docs, and tooling to support smooth launches and ongoing maintenance.

Build end-to-end product and platform features for Codex Security, turning research and model capabilities into scalable, observable systems. Own 0-to-1 projects across product surfaces, backend services, developer workflows, cloud infrastructure, and internal tooling. Collaborate with product, research, infrastructure, and customer teams to iterate from real-world feedback and shape the technical direction of Codex Cyber.

Identify and quantify emerging abuse and strategic risks in human-AI systems by discovering weak signals, building analytic models, conducting data mining and statistical modeling, designing adversarial scenarios and stress tests, and producing data-driven briefs to inform prioritization and mitigation.