Jobs in San Francisco, California, United States

About us Humaans is building the next generation of infrastructure for the workplace; software designed for companies that are scaling fast, operating globally, and pushing into new boundaries.What started as a system of record has evolved into a broader platform for operating people globally. With

About Flow Flow Engineering is an AI-native requirements platform for modern engineering organizations, enabling hardware teams to collaborate with AI agents to design, validate, and evolve complex systems with speed and rigor. About the role Flow is seeking AI-focused staff software engineers to bu

At Side, we believe everyone should own their path. Side partners with top-producing real estate professionals to help them own and operate their own boutique real estate companies, without the legal, regulatory, or operational complexity of running a traditional brokerage. As a pioneer in the Broke

About Pendulum Pendulum® is leading a revolution that is occurring around the world to improve physical and mental health by first understanding, then restoring and enhancing the human microbiome. Studies have shown that our microbiome (the bacterial communities in and on our bodies) is linked to ev

Location: Hybrid (San Francisco or Boston preferred) or Remote for the Right Individual About AllSpice At AllSpice, we're building a platform for hardware engineering teams to collaborate, automate, and supercharge their workflows. By applying proven software development principles and AI technology

The Center for AI Safety (CAIS) is a leading research and advocacy organization focused on mitigating societal-scale risks from AI. Some of our past achievements include: releasing the most widely used measure of AI capabilities used by all major AI companies, running a large compute cluster to faci

About Kasada Join us in stopping bad bots, for good! Kasada protects millions of online users everyday. Founded to stop automated bot attacks, we believe the internet should be a safe place for everyone. Bad bots are highly destructive. They take over accounts, steal content, overload systems and in

Why Casca? Casca is building AGI for banking. We’re replacing decades-old legacy systems with AI-native technology that automates 90% of the manual work humans once had to do. The Mission Casca was founded by a team of Banking IT experts and AI researchers from Stanford University, Georgia Tech, and

FERMÀT is the AI native commerce platform that optimizes shopping experiences, leading to best-in-class shopper engagement and conversion. We help brands transform clicks into conversions with dynamic, personalized shopping experiences—built and optimized in minutes. Backed by VMG, Bain Capital Vent

AboutAtlas is the concierge and credit card built for those who expect more — unlocking coveted access across dining, travel, and lifestyle while making spending seamless. Our members are discerning, busy individuals who rely on Atlas to deliver insider access, curated service, and unmatched reliabi

About Lean In & The Sandberg Bernthal Family Foundation The Sandberg Goldberg Bernthal Family Foundation (SGBFF) works to build a more equal and resilient world. We bring people together to support each other through four initiatives: LeanIn.Org, LeanInGirls.Org, OptionB.Org, and the Dave Goldberg S

Our mission The trucking and logistics industry provides the backbone of the economy. But the payments infrastructure on which it runs is broken. For the hard-working men and women of this sector, the existing suite of payment tools is outdated, difficult to use, prone to fraud, and saddled with sha

MatPel Builders is a premier general contractor based in the San Francisco Bay Area. We specialize in architecturally significant, high-end residential construction, including modern custom homes, contemporary estates, historic renovations, complex remodels, and retrofit projects. We are seeking an

About DEUNA 🧡 DEUNA is a rapidly growing startup revolutionizing global commerce with ATHIA, our AI-powered orchestration and payments platform that helps large enterprises boost approval rates, reduce costs, and unlock new revenue. Built by the team behind DEUNA—the fastest-growing Commerce OS in L

About depthfirst We believe that software is the foundation of modern civilization. Yet vulnerabilities threaten its integrity, security, and resilience. We are on a mission to secure the world's software. depthfirst is building intelligence to detect and remediate critical software vulnerabilities.

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About Arcade Our mission is to empower teams to become great storytellers. Our vision is to build dynamic visual experiences. More than 22,000 teams use Arcade to tell better, more engaging product stories, and we need your help spreading the word! Culturally, we are a team of ex-Atlassians, AngelLi

tl;dr: Why choose Flint? ⚡ We're winning quickly: Backed by Accel, by the same partner who led the first round for Scale, Vercel, and Sentry, plus Sheryl Sandberg's fund SBVP and Neo. We launched in February 2026 (announced here), and are already powering pages that generate hundreds of thousands of

About Finch We are on a mission to revolutionize employment by building the infrastructure that powers every facet of work. To do this, we're looking for individuals who think about problems holistically and in-depth, who are relentlessly curious, self-starters, and determined to drive ideas from in

About Us Aqua Voice is building the voice input layer for the age of AI. We train our own models and build deep OS integrations because doing voice well requires controlling the entire stack. The way people work is changing. IC work is over; you manage AI agents now. This type of work is wonderfully