Head of Engineering

Director / Head of Engineering (On-Site, San Francisco – 4-Day Workweek)US Citizen Required.Must have experience working for Series-backed startups and ideally stints within "big tech".Series A company needing a highly technical leader who can dive into technology with a small but expanding engineering team in San Francisco.About the OpportunityWe're partnering with a fast-growing Series A startup that's using Generative AI to reinvent how complex organizations operate. They're looking for a hands-on technical leader who can shape engineering direction, scale a growing team, and help define how modern AI integrates directly into real-world product experiences.What You'll DoOwn architecture across backend, frontend, infrastructure, and AI systems.Define and deliver scalable, secure, and performant foundations for 10x growth.Make critical technical decisions with strong trade-off analysis and execution clarity.Partner with product and design to bring Generative AI capabilities to life.Operationalize LLMs and data pipelines to deliver intelligent, reliable, high-impact user experiences.Translate emerging research into differentiated, durable product features.Lead and mentor a team of 8+ engineers, with plans to nearly double in the next year.Cultivate an engineering culture built around speed, ownership, and continuous learning.Model technical excellence while creating an environment people love to build in.Delivery & QualityImplement modern CI/CD pipelines, observability tools, and pragmatic workflows.Balance fast shipping with long-term scalability, maintainability, and security.What Great Looks Like3–5+ years leading engineering teams (Director/VP/Head level) in startup environments.Proven ability to manage full-stack development — ideally in React / Python or similar open-source stacks.Hands-on leader who still codes, reviews pull requests, and guides architectural design.Experience delivering AI-driven or high-growth SaaS products.Strong partnership mindset with Product and Design; outcome-driven thinker.Deep understanding of scalable architecture, system design, and performance trade-offs.Nice-to-HaveExposure to LLM integration, AI/ML pipelines, or Gen AI features.Familiarity with modern DevOps, observability, and secure infrastructure practices.Experience across both startup and larger-brand environments.Why This Role4-day on-site workweek ?? (San Francisco)High-growth Series A company with strong funding and momentum.Opportunity to lead end-to-end architecture, grow a world-class team, and ship transformative AI-driven software.J-18808-Ljbffr