Founding Engineer
1 week ago
Senior Software Engineer / AI Engineer / ML Engineer / Founding Engineer Location: San Francisco Bay Area Compensation: Competitive salary plus healthy equity You’ll be joining a top-tier VC backed startup led by repeat founders who have taken multiple companies from zero to IPO and acquisition. The company’s mission is bold, building products at the intersection of modern AI systems and large-scale web infrastructure. They’re solving problems most teams haven’t even thought about yet. This is a rare 0 to 1 opportunity where you’ll work shoulder to shoulder with elite engineers, product leaders, and founders who care deeply about quality and speed of execution. What You’ll Do • Design and build production-grade systems end to end, from APIs to frontend • Own architecture, deployment, monitoring, and incident response • Develop and evolve AI driven features, working hands-on with LLMs, embeddings, and retrieval layers • Ship and iterate quickly with short feedback loops and real autonomy • Partner closely with design and product to create seamless, reliable user experiences • Help shape engineering culture, tooling, and technical standards You’ll Thrive Here If You • Have worked in a startup or fast-paced environment before • Think in systems, focusing on scalability, performance, and reliability • Care about clean APIs, honest documentation, and thoughtful design • Are comfortable experimenting with LLMs, retrieval systems, and modern AI tooling • Bring curiosity, initiative, and a drive to master new technologies quickly Bonus Points • Built or integrated with vector databases such as FAISS, PGVector, or Milvus • Strong experience with TypeScript, modern frameworks, and cloud infrastructure • Familiarity with GPU inference, quantization, or retrieval optimization • Contributions to open source projects or experience in an early stage founding team Why This Role This is not just another job. It’s a chance to help shape something genuinely next generation. The engineering bar is high, the product vision is ambitious, and the people you’ll build alongside know how to scale world-class technology. If you love ownership, creative problem solving, and building things that matter, this one’s for you. SHARE YOUR RESUME TO APPLY via Linkedin
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Founding AI Engineer
1 week ago
San Francisco, CA, United States Acceler8 Talent Full timeFounding Engineer – AI & Cyber Defense The Company A $5M-backed team of ex-OpenAI and serial deep-tech founders developing next-generation cyber capabilities for U.S. defense and intelligence - focused on an emerging class of digital operations that goes beyond traditional vulnerability exploitation are on the lookout for a Founding AI Engineer to join...
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Founding Engineer
2 weeks ago
San Francisco, United States Gauge Full timeFounding Engineer at Gauge Join to apply for the Founding Engineer role at Gauge. Base Pay Range $130,000.00/yr - $200,000.00/yr About the Role We’re hiring a Founding Full‑Stack Engineer to join our team. This role is full‑time in San Francisco in the Presidio. Gauge helps companies show up in more AI answers. With traffic shifting off of Google and...
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Founding Engineer
3 days ago
San Francisco, California, United States Fonzi AI Full timeJoin Fonzi Match Day: The Marketplace for Founding EngineersNovember 17this the next Fonzi Match Day where exceptional founding engineers connect with Series A-D startups building the future. Let 30+ pre-vetted AI-native NYC, San Francisco and remote companies compete for your talent.The Match Day Experience:2-minute application processPersonal talent...
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Founding Engineer
2 weeks ago
San Francisco, United States hireVouch Full timeFounding Engineer Job title: Founding Engineer Location: San Francisco, CA (in-person only, relocation available) About the Company They help speech, occupational, and physical therapists build their own private practices. Their AI-powered “business-in-a-box” handles everything from business setup and insurance to marketing and software, so therapists...
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Founding Security Engineer
4 weeks ago
San Francisco, CA, United States SIFT Full timeOverview Do you have the right skills and experience for this role Read on to find out, and make your application. Join to apply for the Founding Security Engineer role at Sift . Get AI-powered advice on this job and more exclusive features. About Sift At Sift, we’re redefining how modern machines are built, tested, and operated. Our platform provides...
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Founding Engineer
2 weeks ago
San Francisco, United States Fabrion Full timeFounding Engineer (Full Stack) Location: San Francisco Bay AreaType: Full-TimeCompensation: Competitive salary + meaningful equity (founding tier) Backed by 8VC, we're building a world‑class team to tackle one of the industry’s most critical infrastructure problems. About the Role We’re hiring a founding full stack engineer to help architect and build...
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Founding Engineer
7 hours ago
San Francisco, California, United States Pally Full time $160,000 - $240,000Company Hey , we're Haz and Wyatt, the founders of Pally, and we're building at the intersection of AI and human relationships. We believe that while AI will automate a lot of low-level tasks, that this will dramatically increase the value of human connection at the highest level. In a world full of 'AI SDRs', our warm connections become more important...
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Founding Engineer
1 week ago
San Francisco, United States trygravity.ai Full timePlease read in full: As a founding engineer, you’ll work across our entire stack to build and scale our contextual advertising network for AI tools. You’ll have significant influence over technical direction and full autonomy. Our immediate priority is backend engineering, but full-stack experience is a strong bonus.Compensation and what we offer:Salary...
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Founding Security Engineer
3 weeks ago
San Francisco, CA, United States Sift Science Full timeAbout Sift Hit Apply below to send your application for consideration Ensure that your CV is up to date, and that you have read the job specs first. At Sift, we're redefining how modern machines are built, tested, and operated. Our platform provides engineers with real-time observability over high-frequency telemetry, eliminating bottlenecks and enabling...
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Founding Engineer
2 weeks ago
San Francisco, California, United States ezraailabs Full time $150,000 - $250,000 per yearAbout Ezra Ezra is building the AI-powered recruiter of the future. Our voice-based platform conducts natural, personalized interviews at scale—so hiring teams can quickly surface the best candidates, without spending hours on phone screens. The product is live, early customers are using it, and we're backed by Andreessen Horowitz (a16z Speedrun), NEA,...