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

Technical leader responsible for architecting and building Offer Delivery backend services (real-time bidding and direct offer placement). Design and implement Go services, ensure high availability and low latency, mentor engineers, drive cross-team delivery, participate in on-call rotations, and improve observability and data streaming for revenue-critical ad serving systems.

Optimize and deploy multi-modal models (transformers, diffusion, VLMs) to run on-device across mobile and desktop. Own export, quantization, kernel tuning, runtime integration, and profiling to meet strict latency, memory, and power budgets. Build packaging, benchmarking, and telemetry; partner with research to productionize models and mentor junior engineers.

Architect and lead development of a greenfield consumer mobile rewards app (iOS/Android). Design app architecture, build gamified UI/UX, integrate with backend event pipelines and ML attribution, manage virtual currencies and on-device ledgers, ensure secure event tracking against fraud, and provide technical leadership, mentoring, and CI/CD standards for a high-frequency release cadence.

Lead Unity’s audience insights capability by designing continuous research programs, setting methodologies and precision standards, managing research vendors and budgets, and owning perception tracking. Combine research, product usage data, and social listening into actionable audience sentiment insights. Present clear findings and recommendations to senior leadership, challenge assumptions, and develop frameworks measuring developer and customer goodwill, strategic understanding, and internal trust. The role may also involve building or mentoring a small insights team.

Lead delivery of Unity Engine’s C#/.NET integration, including GC, JIT, AOT, runtime libraries, and compiler toolchains. Define technical vision, improve performance and reliability, guide cross-functional development, communicate roadmaps and metrics, support users, and mentor team members. The role requires deep C# and C++ expertise, compiler knowledge, hardware architecture understanding, and proprietary game engine development experience.

Leads planning and execution for large-scale B2B user conferences, roadshows, and third-party events. Responsibilities include managing vendors and sourcing across production, hospitality, rentals, and experiential builds; negotiating contracts; developing load-in/load-out schedules, run-of-show documents, floorplans, and staffing plans; and overseeing onsite crews and logistics. The role requires immediate, senior-level event expertise in a fast-moving 4–6 month contractor engagement.