Top Tech Jobs & Startup Jobs in San Francisco, CA

Develop and optimize AI compilers and code generation for new hardware, using LLVM/MLIR, Torch Dynamo, and Triton. Implement compiler features and optimizations in C++ and Python, improve AI workload performance, design programming abstractions, collaborate with hardware and ML teams, and plan and deliver engineering solutions.

Provides legal counsel for datacenter energy matters, including electricity infrastructure and supply agreements, carbon-free power development, regulatory engagements, grid compliance, and project-related legal issues. The role negotiates transactions, identifies legal and business risks, advises management, and collaborates with internal teams, government affairs, communications professionals, and outside counsel. Requires a licensed attorney with at least four years of U.S. electricity transaction and regulatory experience.

Leads strategic enterprise sales pursuits involving Microsoft Dynamics 365, Copilot, and agentic AI. Partners with field teams to qualify opportunities, develop value narratives, validate business cases, guide technical and business conversations, and shape complex solution strategies. The role also creates scalable sales guidance, collaborates with product and go-to-market teams, and supports AI transformation across government, retail, financial services, and healthcare customers.

Lead architecture and hands-on implementation for AI frameworks, performance systems, benchmarking, compilers, runtimes, and developer tools. Drive cross-team initiatives that improve LLM onboarding, inference performance, reliability, hardware utilization, and Azure capacity efficiency. Conduct complex systems investigations, establish scalable measurement and observability, influence technical strategy, mentor engineers, and deliver reusable production platforms across models, infrastructure, and silicon.

Leads Microsoft security solution sales for U.S. public-sector customers. Builds customer, partner, and internal relationships; identifies business and technology needs; maps them to Microsoft solutions; develops pipeline; drives consumption, cross-selling, and deal closure; and manages territory forecasting and planning. The role also provides technical presentations, competitive analysis, partner collaboration, mentoring, and strategic account support. An active Top Secret clearance and U.S. citizenship are required.

Design, implement, test, and operate production AI framework, runtime, benchmarking, performance, automation, observability, and developer-tooling components. Benchmark and optimize large language model training and inference across GPUs and Microsoft hardware. Diagnose cross-stack performance and reliability issues, drive projects through production deployment, collaborate with research, infrastructure, model, and hardware teams, and mentor engineers.

Leads technical proofing strategy for Microsoft Security sales initiatives. Develops technical workshops, proof blueprints, scenario assets, rapid prototypes, and scalable field programs aligned with go-to-market priorities. Oversees platform and operating-engine improvements, automation, engagement tracking, KPIs, scorecards, and regional reviews. Advises senior leadership on pre-sales technical strategy and manages a team of technical subject matter experts through coaching, accountability, and adaptive leadership.

Secures Microsoft Windows products and devices through security design reviews, code reviews, penetration testing, vulnerability research, fuzzing, and mitigation development. Builds reusable security review tools, identifies vulnerabilities across operating system features and devices, evaluates architectural risks, and partners with product engineering teams to implement scalable defenses. The role also involves engaging with external security researchers and communicating the business value of security investments.

Manage customer-facing communications during cybersecurity incidents. Coordinate incident messaging across security, engineering, legal, marketing, public relations, and executive stakeholders. Draft, edit, approve, and track notifications, FAQs, talking points, blogs, and escalation responses. Provide timely updates, ensure accuracy and consistency, support crisis management outside standard hours, and improve incident communication processes through documentation, instrumentation, and automation.

Lead architecture and hands-on development for Microsoft’s virtualization platform, focusing on hypervisor and VMM capabilities. Design and implement systems software across Windows, Linux, and macOS; improve performance, security, reliability, and cost efficiency; enable virtualization on new silicon; diagnose low-level hardware and software interactions; mentor engineers; and influence technical strategy across Windows Core and Azure.