Founding Ai Engineer Jobs

Join Flyway Health as a founding Data/AI engineer to build and scale AI-driven data pipelines and agent systems that power enterprise life-sciences insights.

Own and expand Abacus’s core ML-powered document extraction engine and backend systems as the company’s first Founding Engineer, driving 0→1 development and scalable infrastructure.

Lead the technical design and implementation of A1’s foundational LLM systems—training pipelines, inference stacks, and deployment architecture—for a global consumer AI product.

Be a founding engineer at Clera, building agentic systems and shipping production features from our San Francisco hackerhouse to automate the headhunting lifecycle.

TalentPluto is hiring a Founding Engineer to own end-to-end product development and shape the architecture and engineering culture of an AI-driven recruiting platform.

Founding Full Stack AI Engineer role at a funded San Francisco startup building agentic AI prospecting tools, delivering production-grade products for high-growth clients.

Lead product and engineering efforts as a Founding Engineer at an early-stage startup creating an AI-native spreadsheet and workspace in San Francisco.

Paradigm is looking for a hands-on Founding Engineer to build AI-driven culture intelligence, own the full stack, and shape product and technical strategy at an early-stage, mission-driven company.

Lead development of Simple AI’s consumer-facing voice AI app as a founding software engineer on a small, fast-growing San Francisco team.

Founding Engineer needed to own end-to-end full-stack product work at an early-stage AI compliance startup based in New York, delivering polished features and shaping the engineering DNA.

Join Navi as a founding full-stack engineer to build production-grade backend and data systems that power an AI co-pilot used by pilots, flight schools, airlines, and the U.S. Air Force.

Lead the engineering of Concourse's production AI agents to scale LLM-driven financial insights across enterprise customers and shape the product and engineering culture.

Work directly with the founders to build and ship autonomous AI agents that process orders, generate quotes, and make inventory decisions for $Xbn+ customers.

Early-stage healthcare AI startup seeks a hands-on full-stack engineer to build core platform features, drive AI voice and integration work, and help scale product and operations.