Founder Jobs in United States

Temelio is a venture-backed startup that is on a mission to supercharge the effectiveness of the non-profit community. We are building an all-in-one customer-first grant management platform that enables non-profit organizations, specifically private foundations, to optimize distributing & managi

Who We Are Kipsi is a venture-backed bespoke technology platform for accounting firms looking to streamline and automate their client engagements. Our software helps firms of all sizes complete client engagements efficiently and effectively. Kipsi is based in the Bay Area but we are a remote-first c

About BoltWise BoltWise envisions revolutionizing the distribution and supply chain domain, with a special emphasis on the fasteners industry. Every year, the US utilizes over 200 billion fasteners – essential components in manufacturing, aircraft, automobiles, and virtually all modern infrastructur

About Swig📗 Swig is building the future of onchain wallets. Swig is a smart wallet-as-a-service platform that radically simplifies how developers and users interact with blockchains. Built from first principles for an onchain world, Swig combines account abstraction, granular permissions, and flexib

About 3EX Holdings: At 3EX Holdings, we're dedicated to building and buying B2B service businesses that are not only impactful but also poised for long-term success. Our commitment is towards entities that enrich their customers, teams, and communities, promoting a healthier, more productive world.

Founding Engineer — Wildcard Location: San Francisco, CA (Onsite) Compensation: $160,000 – $200,000 base + competitive founding equity Visa Sponsorship: Not available Experience Level: 1.5–5 years Employment Type: Full-Time About Wildcard Wildcard is a YC-backed AI commerce startup building the AI S

LOCATION Full Time, Remote JOB DESCRIPTION Our Studio is the division of Interplay that builds new companies from scratch. We come up with ideas internally, diligence them hard and when we can’t kill them... we build them. We are seeking Cofounders & CEOs to lead the launch and growth of new venture

NegotiateAI is a portfolio company of Menlo Ventures. About NegotiateAI We’re building a revolutionary enterprise platform to transform procurement. Our mission is to transform procurement into a core strategic function, starting with the manufacturing and industrial verticals. Our focus is to strea

NegotiateAI is a portfolio company of Menlo Ventures. About NegotiateAI We’re building a revolutionary enterprise platform to transform procurement. Our mission is to transform procurement into a core strategic function, starting with the manufacturing and industrial verticals. Our focus is to strea

Initial 3-month contract with potential to extend About Improbable At Improbable, we build and scale ambitious AI and Web3 ventures shaping the next generation of the internet. For more than a decade, we’ve been developing breakthrough technologies and launching ventures across gaming, defence and v

About Safari AI Safari AI's vision is to Automate Action of the leading companies in the physical economy, from Entertainment, Live Venues, QSR's, Retail and beyond. The company uses computer vision AI to Measure, Alert and provide AI-generated Recommendations at the operations of leadin

🚀 About Revefi Founded in 2021 by Sanjay Agrawal and Shashank Gupta, the visionary co-founders of ThoughtSpot, Revefi has been recognized by Gartner as a Cool Vendor 2025. We’re transforming how modern enterprises manage data reliability, operations, quality, and cost with Agentic AI. Our flagship A

L'entreprise Seetch est une startup qui transforme le statut des chauffeurs VTC en leur proposant un CDI avec couverture sociale complète. Nous nous sommes lancés en mars 2026 et nous ciblons d'atteindre 1 000 chauffeurs cette année. Nous faisons partie du groupe Heetch. À propos du poste Ta mission

Company Description At Miravoice, we’re building the platform to capture conversations at scale. At its core is an AI voice agent for pollsters and market researchers to conduct natural sounding surveys using AI. Our value proposition is simple: we get our customers more data, faster, for less. And

HMBL is your premiere Talent Partner and Executive Search Solution. We were founded on the fact that technical recruiting is most fruitful via partnership --than it is transactional. We partner the most innovative, cutting-edge tech companies. HMBL stances its foundational values around transparency

Summary: Unusual Ventures is seeking accomplished founding engineers and engineering leaders to join a collaborative effort with successful product executives to launch a new company we are incubating. This venture aims to develop an enterprise product leveraging the latest advancements in AI. We ar

Since its inception in 2014, Roivant Sciences has sought to improve health by rapidly delivering innovative medicines and technologies to patients. We’ve employed a unique, decentralized model of nimble, focused companies (‘Vants’) focused on various therapeutic areas and built around the pursuit of

Who is Anagram?Anagram is a digital assets holding company focused on building and incubating innovative crypto projects. Our mission is to accelerate the development of decentralized technology that transforms economies into communities of distributed and individual ownership. At Anagram, we believ

🚀 INTERNSHIP OPENING @CLARA AI: Work Directly With an AI-Native Founder in San Francisco! 🚀 Clara AI (justclara.ai) is looking for an exceptional MBA intern to work directly with our AI-native founder and repeat SaaS builder out of our San Francisco HQ. This isn’t your average internship — it’s a ha

Why Join AngelList We’re solving some of the hardest problems in venture capital and private markets. You’ll work with a team that values precision, urgency, and long-term thinking. If you want to shape how startups are funded and built, this is the place. About AngelList We exist to accelerate inno