• Clarify (San Francisco, CA)
    A technology startup in San Francisco seeks a founding Frontend Engineer to design AI interfaces for sales teams. This role requires over 5 years of ... TypeScript, and Next.js. You will create user interfaces to enhance trust in AI , architect frontend systems, and work closely with the founding team. This… more
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  • Together For Talent (San Francisco, CA)
    A growing software startup in San Francisco is seeking a Founding Frontend Engineer to develop cutting-edge AI features and language models. The ideal ... candidate has at least 3 years of frontend engineering experience, is proficient in React and TypeScript,...free meals, fitness memberships, and a flexible time-off policy. Join us to shape the future of AI teams!… more
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  • Seekeasy (San Francisco, CA)
    A tech company in San Francisco is seeking a Senior Web & Mobile Frontend Engineer to lead the development of their Expo-based applications. The ideal candidate ... deep proficiency in Expo and React Native, and a passion for building AI -driven products. You will collaborate closely with design and product teams, ensuring… more
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  • Together For Talent (San Francisco, CA)
    Founding Frontend Engineer | AI -Empowered Unified Company Memory Location: San Francisco, CA Salary: $150-300k DOE + Equity We are a growing software ... memberships Transportation stipend Flexible time-off policy If you're a Frontend Software Engineer ready to own and... Software Engineer ready to own and build out a cutting-edge AI product, please apply today!… more
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  • DRH Search (San Francisco, CA)
    A profitable startup is seeking a founding frontend engineer to lead the product frontend development, including an AI platform for automating ... and making critical technology decisions. Candidates should have 3+ years of frontend engineering experience, particularly in the React ecosystem and complex UI… more
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  • Fabrion (San Francisco, CA)
    A tech startup in the San Francisco Bay Area is seeking a Frontend Engineer to design and build user-friendly interfaces for their AI -native data platform. ... This role involves working closely with the founding team on scalable frontend components, contributing to design patterns, and visualizing complex datasets.… more
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  • DRH Search (San Francisco, CA)
    …a profitable startup with their search for a founding frontend engineer . Their product is an AI platform that automates software testing. The role ... SF office. What you'll do: Own the entire product frontend , including the NextJS cloud app and the upcoming...frontend projects An interest in developer tooling and AI . They are driven by the idea of accelerating… more
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  • Clarify (San Francisco, CA)
    About the role You'll join Clarify as a founding Frontend Engineer , building the interfaces that bring AI to life for sales teams. You'll craft how users ... What you'll do Create interfaces that build user trust in AI . Architect frontend systems enabling team velocity and quality. Define API contracts and… more
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  • Tryflint (San Francisco, CA)
    … #2 at Vooma (YCS23). Every single member of the Flint team has been a founding engineer / founder. Early stage best practices are in our team's DNA. Because ... search queries. The team One of the most talent-dense AI startups each member of the early Flint team...Levine, Accel Flint is led by co-founders Michelle Lim, Engineer #1 turned Head of Growth and Product at… more
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  • Fabrion (San Francisco, CA)
    Frontend Engineer (with familiarity of full stack) ( Founding Team) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive salary + ... in deep industrial use cases. We're looking for a frontend engineer who's excited to bring clarity...features fast in a low-process, high-trust environment Work on AI -native tooling that blends backend intelligence with frontend more
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  • Trove (San Francisco, CA)
    …a part of a great founding team in SF. Shivaal Roy (CTO) was a founding engineer at Glean ($100M+ ARR today) and managed the Assistant and Search teams, ... About Trove Trove is developing an AI associate for financial firms - think enterprise...contracts and user engagement on par with best‑in‑class B2B AI applications Why this role? High impact: You'll shape… more
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  • Tryflint (San Francisco, CA)
    A rising AI startup in San Francisco seeks a creative technologist to design and implement product flows using cutting-edge web technologies. Responsibilities ... feedback sessions. Candidates should have 3-5 years of experience in design or frontend engineering, experience with React, and a strong design portfolio. The role… more
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  • zaimler (San Mateo, CA)
    …the next foundational layer for enterprise AI . About the job As the Founding Product Engineer , you'll play a crucial role in defining and building out ... meaning with knowledge-distilled models. We're creating the foundation for AI systems that don't just generate, but retrieve, link,...product strategy. What you will do Build out the frontend across the scope of our product Make decisions… more
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  • Tryflint (San Francisco, CA)
    … #2 at Vooma (YCS23). Every single member of the Flint team has been a founding engineer / founder. Early stage best practices are in our team's DNA. Because ... prototypes to gather rapid feedback from users Basic qualifications: You are a product-first engineer You have built and deployed AI products that real users… more
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  • MLabs (San Francisco, CA)
    Full Stack AI Engineer ( Founding ) Location: San Francisco, CA (On‑site) Employment Type: Full‑time Compensation: $120K - $180K We are a rapidly growing, ... with the power of AGI. We are seeking a Founding Full Stack AI Engineer ...stack, including: Python Backend (FastAPI, Django, and/or Flask). React/TypeScript Frontend experience. SQL experience (PostgresSQL, Supabase, or general SQL).… more
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  • Recruiting From Scratch (San Mateo, CA)
    …and technical direction from the ground up. We are looking for a product-focused frontend /fullstack engineer to join our founding team. In this role, ... candidates for our clients. https://www.recruitingfromscratch.com/ Title of Role: Software Engineer , Fullstack/ Frontend Company Stage of Funding: Seed Office… more
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  • Fabrion (San Francisco, CA)
    About the Role ML Ops Engineer - Agentic AI Lab ( Founding Team) - Location: San Francisco Bay Area - Type: Full-Time - Compensation: Competitive salary + ... one of the industry's most critical infrastructure problems. Our AI Lab is pioneering the future of intelligent infrastructure...startups or autonomous roles, prior experience as a founder, founding engineer , or a 0-1 pre-seed startup… more
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  • Sierra (San Francisco, CA)
    …platform to enable every company in the world to build their own autonomous AI agents for everything from customer service to commerce. We are primarily an in-person ... earliest product managers and co-creator of Google Maps. Before founding Sierra, Clay spent 18 years at Google, where...design teams for Google Workspace. What You'll Do: Own frontend across product and marketing surfaces : You will… more
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  • DRH Search (San Francisco, CA)
    …with React and TypeScript. Previous experience as an early startup employee (founder, founding team), an engineer at a reputable and rapidly growing scale ... assisting a well-funded startup with their search for Sr. Frontend Engineers; one who is a React wizard and...up, or as a rapidly promoted engineer at a large tech company Experience playing a… more
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  • Recruiting From Scratch (San Francisco, CA)
    …with AI /LLM agents, LangChain, or building evaluation pipelines. Prior founding engineer or early-stage startup experience. Background in designing systems ... and Europe to help them hire. Title of Role: Founding Product Engineer Location: San Francisco, CA...assistance available Visa sponsorship available Work alongside an elite founding team with backgrounds from leading AI more
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