Senior Member of Technical Staff

ABOUT THE ROLE Join a small engineering team building AI-powered software for law enforcement and other high-stakes public safety work. You will design and deploy systems that help investigators search and analyze complex evidence, contributing directly to tools used in serious investigations. WHAT YOU'LL DO - Build resilient, secure distributed systems that support AI-driven evidence search and analysis. - Deploy large language models, vision models, and other machine learning systems in production environments. - Design retrieval-augmented generation pipelines and semantic search infrastructure for unstructured evidence. - Architect structured data systems, including query planning and semantic reasoning layers. - Build or work with agentic systems that reason, plan, and take actions across investigative data. - Evaluate emerging AI models and infrastructure approaches, and drive solutions from idea through deployment. WHAT WE'RE LOOKING FOR - At least 6 years of backend engineering experience building distributed systems, including production deployment of LLMs, vision models, or other machine learning systems. - Proficiency in multiple programming languages, including Python, and experience with JavaScript and React. - Experience building secure, resilient systems across multiple infrastructure providers. - Hands-on experience with RAG or similar pipelines for unstructured data, plus structured data systems involving query planning, semantic modeling, or reasoning. - Experience with established technical organizations and early-stage startups is valued, along with a history of sustained contributions in roles. - Agentic AI experience and interest in public safety technology are helpful. - Must be authorized to work in the United States. COMPENSATION & BENEFITS Salary range: $150,000 to $215,000 annually. Visa sponsorship is not available. LOCATION Hybrid work arrangement in San Francisco, California.