Principal AI Architect / Head of AI / Machine Learning Architect Principal AI Architect / Head of AI / Machine Learning Architect 4 weeks ago Be among the first 25 applicants Principal AI Architect / Head of AI / Machine Learning Architect (LLM Expert) Compensation : $170,000 $220,000 + meaningful equity Location : San Francisco (Hybrid, 3 days / week in office) Remote Options : In-office, hybrid Employment Type : Full-time or Contract Who Are We? Were an early-stage, YC-backed startup (Seed) building AI infrastructure to reinvent how private wealth is created and managed. Our AI-native platform democratizes access to alternative investments think venture capital and private equity making them accessible to a new generation of investors. We're already live with paying customers and significant revenue. Backed by top-tier investors in fintech, our mission is bold, our team is sharp, and our product is moving fast. What's In It for You? Competitive compensation and significant equity upside Join a profitable, fast-moving startup with paying customers Work on frontier AI problems with practical, real-world application Flexible hybrid setup with teammates in SF (3 days / week in office) Partner with a highly accomplished founding team (ex-Google, Harvard Law, top VCs) Opportunity to architect AI systems from scratch and push LLMs to their limit What Will You Do? You'll lead the design and implementation of our generative AI systems to power a next-gen financial advisor platform. Specifically, you'll : Build and fine-tune LLMs and multi-modal systems from the ground up Architect retrieval-augmented generation (RAG) pipelines for real-time financial insights Develop autonomous agent frameworks to manage and analyze portfolios Apply modern prompting techniques (Tree of Thoughts, Constitutional AI, etc.) Collaborate cross-functionally with product, design, and engineering teams to ship production-grade AI features Push the limits of what's possible in AI quickly, creatively, and with scientific rigor What Will You Need? Must-Haves Experience at a top AI lab or foundation model company (e.g. OpenAI, DeepMind, Anthropic, Google Brain, Meta FAIR) Deep hands-on expertise building and training LLMs not just API calls Advanced degree in AI / ML (PhD strongly preferred) from a top-tier university (Stanford, MIT, CMU, etc.) Proficiency in building RAG pipelines, autonomous agents, and multi-modal systems Strong coding ability in Python, TypeScript, and relevant ML frameworks Familiarity with Claude, LLaMA, GPT-4, or similar systems Willingness to work startup hours (~996 pace in the near term) Nice-to-Haves Publications at top-tier AI conferences (NeurIPS, ICML, ACL, etc.) Experience with agentic AI protocols and memory architecture Prior startup experience or zero-to-one product build Domain knowledge in financial systems or investment tech You Are Not a Fit If You've only used LLMs via APIs (e.g., wrappers around GPT) Your ML background is limited to computer vision, robotics, or traditional ML You've had multiple short stints or no recent hands-on model development You're not open to high-agency, high-velocity startup work Note We do not offer relocation support or visa sponsorship at this time. Principal AI Architect / Head of AI / Machine Learning Architect (LLM Expert) Compensation : $170,000 $220,000 + meaningful equity Location : San Francisco (Hybrid, 3 days / week in office) Remote Options : In-office, hybrid Employment Type : Full-time or Contract Who Are We? Were an early-stage, YC-backed startup (Seed) building AI infrastructure to reinvent how private wealth is created and managed. Our AI-native platform democratizes access to alternative investments think venture capital and private equity making them accessible to a new generation of investors. We're already live with paying customers and significant revenue. Backed by top-tier investors in fintech, our mission is bold, our team is sharp, and our product is moving fast. What's In It for You? Competitive compensation and significant equity upside Join a profitable, fast-moving startup with paying customers Work on frontier AI problems with practical, real-world application Flexible hybrid setup with teammates in SF (3 days / week in office) Partner with a highly accomplished founding team (ex-Google, Harvard Law, top VCs) Opportunity to architect AI systems from scratch and push LLMs to their limit Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries Construction and Education Administration Programs Referrals increase your chances of interviewing at Jenn Nguyen and Friends by 2x Sign in to set job alerts for "Head of Artificial Intelligence" roles. 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