Top Tech Jobs & Startup Jobs in San Francisco, CA

Build and operate foundational event- and data-driven platform systems that enable product features (search, automations, notifications, analytics). Collaborate cross-functionally, own infrastructure and libraries across the stack, monitor and optimize production systems, and create developer-friendly tooling and APIs to accelerate product teams.

Build and improve web-based product features for Notion, from conception through implementation and maintenance. Work on performance, reliability, search, onboarding, and internal tools, while collaborating cross-functionally to deliver polished user experiences. The role emphasizes full-stack web development, backend familiarity, and thoughtful problem solving in an AI-assisted development environment.

Summer software engineering intern supporting Notion’s full stack. Responsibilities include writing clean, secure, tested, and documented code; designing and enhancing product capabilities with an AI-first mindset; and developing, fixing, and debugging software across web services, databases, applications, and tools. The role emphasizes thoughtful problem-solving, collaboration, strong communication, and interest in AI technologies.

The Model Behavior Engineer at Notion will ensure high-quality AI experiences through context engineering, data analysis, evaluative strategies, and collaboration with AI research labs. Responsibilities include designing tests, debugging, measuring quality, and developing systems to operationalize AI performance. This role blends product thinking with analytical skills to drive enhancements for AI tools.

As a GTM Recruiter, you'll manage the recruiting process, partner with leaders, influence hiring strategies, and promote diversity in candidate sourcing.

The role involves providing high-level technical support to enterprise customers, troubleshooting advanced issues using REST APIs, and managing relationships and processes between customers and the engineering team.

Lead and scale Notion's global early-career recruiting strategy, managing a team, partnering with leaders and university communities, adopting AI tools and automation, designing internship and conversion programs, tracking early-career metrics, and strengthening employer branding and ambassador pipelines to attract and hire emerging talent.

Build and scale backend infrastructure for Notion's database (Collections) to improve performance, reliability, and concurrency. Work on microservices, high-volume writes, P95 performance, observability, and platform tooling while partnering with product and senior engineers to evolve Collections as a platform.

Design and ship secure-by-default infrastructure controls across cloud environments. Improve AWS security posture, build secrets management and IAM frameworks, contribute production-grade backend/infrastructure code, support incident response and mitigation, and educate cross-functional partners on security and privacy best practices.

The Software Engineer will design and ship database properties, permission models, and collaborate on features, requiring 10+ years of experience.