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

Lead Search Integrity research by defining technical direction, developing AI and ML systems to detect spam, scams, phishing, malicious domains, prompt injections, and other adversarial web content. Identify signals across pages, links, metadata, and site relationships; build evaluations; translate integrity signals into indexing, ranking, and filtering decisions; and partner with research, engineering, safety, and integrity teams to deploy production systems.

Drive new enterprise business from pipeline generation through deal closure and successful deployment. Build customer relationships, manage complex sales cycles, achieve consumption revenue targets, and communicate technical AI concepts. Partner with engineering, solutions, marketing, product, and business teams on customer programs, market intelligence, product strategy, events, and internal team development.

Leads and develops a customer-facing Cyber Applied AI Architect team across pre-sales discovery, solution design, implementation, deployment, and adoption. Partners with customers, Sales, Solutions Engineering, Product, and Engineering to build AI-enabled cybersecurity solutions using OpenAI models, APIs, Codex, and agentic workflows. Oversees architecture, technical escalations, governance, integrations, customer outcomes, reusable assets, and team performance.

Design and ship internal People products at OpenAI, from early concepts through high-fidelity prototypes and production improvements. Partner with product, engineering, AI research, and design teams on strategy, user research, interaction design, and measurable business outcomes. Contribute to the design system, shape AI-first product experiences, and help establish design culture while working on recruiting, knowledge, automation, and talent-focused tools.

Develop pricing and packaging strategies for ChatGPT and Codex, including usage limits, credits, overages, subscriptions, and emerging monetization models. Analyze customer usage, pricing experiments, financial models, unit economics, and market dynamics to guide commercial decisions. Partner with Product, GTM, and Finance leaders, provide customer-focused pricing recommendations, and establish pricing governance, approval frameworks, and performance tracking.

Optimize frontier model inference on TPUs across model code, kernels, and hardware. Responsibilities include profiling workloads, identifying bottlenecks, improving latency and throughput, developing optimized kernels, exploring quantization, building benchmarks, validating correctness, and collaborating with researchers and engineers to support new architectures and productionize performance improvements.

Lead an engineering team building scalable detection and mitigation systems that prevent harmful misuse of frontier AI models. Set technical roadmaps, design and ship production services, pipelines, tooling, and automation; partner with Research, Product, and Security; ensure reliability, monitoring, performance, and operational excellence; and hire and develop engineers across backend, data systems, and applied ML.

Leads global candidate experience and interview program operations, managing managers and program owners, capacity planning, service quality, interviewer readiness, scheduling, and continuous improvement. Drives cross-functional programs, AI-enabled workflow pilots, operating model design, and adoption across high-volume and confidential hiring. Partners with Recruiting, People Technology, Analytics, Workplace, IT, and HR Operations to improve efficiency, fairness, candidate care, and interviewer experience.

Own reliability engineering for advanced IT hardware from PCB assemblies through integrated racks. Define reliability requirements, qualification plans, accelerated and environmental tests, failure-analysis processes, and corrective-action verification. Analyze life-test and field data using reliability models, assess suppliers and manufacturing processes, validate serviceability, and present release-readiness recommendations. Collaborate with electrical, mechanical, thermal, manufacturing, quality, supplier, laboratory, and data center teams to improve hardware durability, availability, and service life.

Designs, validates, and deploys precision PCBA test fixtures and infrastructure for robotic systems. Responsibilities include mechanical architecture, CAD and released drawings, probe and bed-of-nails fixtures, tolerance and force analysis, hands-on assembly and debugging, acceptance testing, vendor coordination, documentation, and contract-manufacturer deployment. The role requires collaboration across electrical, firmware, software, manufacturing, and reliability teams to ensure repeatable, safe, maintainable fixture operation.