Founding Sales Engineer responsible for technical discovery, tailored demos, pilots, integrations, security reviews, RFPs, and technical deal support for an AI-powered customer intelligence platform. The role partners with Sales, Product, and Customer Success, builds reusable demo and pilot infrastructure, translates enterprise requirements into proven solutions, and supports handoff to onboarding. Requires 5+ years of customer-facing technical pre-sales experience, SaaS integration expertise, API and SQL skills, AI tool familiarity, strong communication, and an entrepreneurial mindset.