Top Staff Software Engineer Jobs in San Francisco, CA

Lead the design of distributed systems, drive large initiatives, and enhance technical architecture at Whatnot, fostering rapid growth and stability.

Design, build, and operate authentication/authorization and high‑availability security services; strengthen data and API protections; detect and mitigate account takeover and abuse; build security platforms and tooling; address ambiguous AI/LLM security risks and promote engineering excellence.

The Senior Staff Software Engineer will develop crypto products, writing scalable code, debugging systems, and mentoring engineers, requiring extensive tech and crypto knowledge.

The Staff Software Engineer leads technical initiatives, designs scalable systems, mentors teams, and collaborates on product roadmaps to enhance reliability and security.

As a Staff Software Engineer (iOS), you will collaborate with teams to build mobile solutions for media manipulation, promote code quality, and shape the technical vision of VSCO's mobile platform.

Lead full‑stack engineering for Growth orchestration: design and build backend services, APIs, and frontend components; ingest and route signals for engagement; improve performance, reliability, and experimentation; mentor engineers and collaborate with product, data, and GTM partners to deliver measurable impact.

As a Senior Software Engineer, you'll scale the Scale Generative AI Platform, owning product areas, working across multiple tech stacks, and solving engineering challenges.

Develop seamless login and authentication experiences for mobile applications, ensuring security while mentoring junior engineers and collaborating with cross-functional teams.

Lead design, build, and operation of AI-powered Growth experiences (conversational onboarding and AI-driven email). Own technical strategy for an AI Voice Agent and ACE-powered email systems, design APIs and frontend/backends, partner cross-functionally, establish applied-AI engineering patterns, measure impact, and mentor engineers to improve product quality and responsible AI use.

As a Staff Frontend Engineer, you'll architect scalable frontend components, lead technical direction, and enhance developer workflows while integrating AI tools at GlossGenius.

As a Staff Software Engineer, you'll lead the technical direction of platform systems, drive innovation, architect large-scale solutions, and enhance Samsara's software products while influencing engineering culture.

As a Staff Software Engineer at Samsara, you will lead and develop a high performing team, champion company culture, and contribute to the development of IoT platform solutions.

Lead architecture, development, and operation of the company data and AI platform. Define technical strategy, build and mentor a high-performing data platform team, drive company-wide initiatives, deliver scalable multi-region data pipelines, oversee ETL frameworks, metrics stores, infrastructure and data security, and advocate best practices for lakehouse-style data processing and model governance.

Build and lead internal AI-driven security tooling and automation, support incident response with threat-hunting tools, maintain Kubernetes/serverless and ETL/log pipelines, partner with product teams to reduce risk, and mentor engineers.

The Staff Software Engineer will own user-facing product areas, lead initiatives across frontend and backend, and mentor team members to enhance product quality and engineering standards.

You will own frontend systems, lead initiatives in UX and performance, uphold standards, and mentor engineers to enhance quality.

Drive the design and development of AI and ML solutions for member growth, leading technical architecture and mentoring engineers while focusing on advanced personalization and collaboration across teams.

Design and implement logistics optimization algorithms, develop predictive models, and build simulations for patient scheduling and routing in healthcare.

Develop AI-powered features for patient care, design workflow agents, and collaborate on production AI systems to improve healthcare outcomes.

The Staff Software Engineer will design and build backend services for healthcare delivery, mentor engineers, and lead full-stack projects from inception to deployment, focussing on operational reliability and scalability.

In this role, you'll architect and manage distributed database systems, oversee complex migrations, optimize performance, and mentor engineers, driving operational excellence.

The Staff Software Engineer will architect and build solutions for Gusto's product suite, mentor engineers, and collaborate with cross-functional teams to enhance customer experiences.

The Staff Software Engineer will design, build, and maintain Gusto's payments and risk platforms, mentor engineers, and collaborate on complex problems, ensuring scalable and efficient solutions for users.

The Staff Software Engineer will develop and execute technical strategies for Cash App Banking, lead architectural decisions, and mentor engineers, focusing on innovative financial solutions.

Design and build scalable RL environments, create automated QA systems, and collaborate with AI researchers to improve training data efficacy. Lead and mentor junior engineers.