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

Lead product and brand design for a software company while building production interface components in code. Own product experiences from concept to release, create marketing and storytelling assets, define the visual language, and establish a shared design system with components, tokens, documentation, and code-first tooling. Build design processes, collaborate with leadership and engineering, use the product with users, and remove workflow friction.

Establish and lead cloud and production security for an engineering organization. Build security controls, automate incident response and other manual processes, protect confidential data pipelines and model interfaces, support platform engineering, and integrate automated security checks into software development while maintaining release velocity.

Build and lead full-stack features for a high-volume web platform, with a backend focus. Develop scalable data-processing services, collaborate with research teams, deploy LLM and signal-processing solutions, and mentor junior engineers. The role requires strong TypeScript and Python skills, technical communication, startup or top-tier technology experience, and on-site work in San Francisco five days per week.

Own customer-facing technical product features from concept through production release. Collaborate with engineers and customers, shape ambiguous problems into intuitive interfaces, troubleshoot integrations, review product issues, and prioritize improvements based on user feedback. The role requires hands-on TypeScript and Node.js development, browser automation or autonomous web agent experience, AI coding assistant proficiency, and end-to-end feature ownership in an on-site startup environment.

Build reinforcement learning environments, evaluation frameworks, agent harnesses, context layers, backend systems, and data pipelines for creative AI applications. Design grading rubrics for subjective domains, collaborate with research teams and frontier AI labs, and ship production infrastructure end to end. The role is fully onsite in San Francisco five days per week.

Lead development of a new browser-based client for an existing mobile product. Own front-end architecture, React conventions, internal tooling, reporting dashboards, responsive interfaces, animations, performance tuning, and collaboration with backend engineers on service and data design. The role requires launching a consumer web product quickly in a highly autonomous startup environment.

Own and scale a high-volume backend platform focused on performance, reliability, and cost efficiency. Build core infrastructure for data stores, job coordination, resource allocation, and cloud releases. Partner with machine learning engineers to deploy models into production pipelines, resolve resilience and capacity issues across distributed services, and participate in on-call support for platform health.

Own and scale infrastructure for training and serving machine learning models in production. Responsibilities include improving prediction latency, stability, observability, and uptime; building training environments; developing monitoring and data pipelines; and designing multi-cloud systems that balance performance and cost. The role requires Python, Kubernetes, GPU performance tuning, model deployment, and production operations experience in a fast-paced startup environment.

Lead technical implementation and adoption for key customer accounts, from setup through production go-live. Design secure, scalable architectures across cloud, on-premises, Kubernetes, compute, storage, networking, and distributed systems. Serve as the primary technical customer contact, collaborate with sales and engineering, translate customer needs into architecture, provide feedback to product teams, and develop onboarding and optimization processes. The role includes customer-site visits and approximately 15% travel.

Own the technical sales and implementation process through discovery, demos, proofs of concept, pilots, integrations, and customer launches. Build and ship customer-facing software using TypeScript, AI/ML, APIs, and webhooks. Partner directly with customers, founders, and engineers, support production deployments, communicate edge cases, and influence the product roadmap. The role requires approximately 10% travel and five days per week onsite in San Francisco when not traveling.