7+ years building multi-tenant SaaS and data platforms across three startups, twice as a founding member. Scaled Drivetrain AI from zero to 400+ enterprise tenants as its founding engineer; now Staff Backend Engineer at SemanticBrain AI building AI-native data platforms. I lead a pod of engineers, run hiring loops and technical reviews, and have shipped systems across distributed backends, data pipelines, and AI agents. Happy to help you with resume reviews, career guidance, system design prep, and growing from senior to staff.