How the Best Companies Use AI (Engineering Lessons & Hacks) is a technical talk and panel hosted by Databricks and NYC Founders Club focused on engineering best practices for building production AI systems. The session includes engineering case studies, architecture patterns, performance and observability hacks, and practical lessons from teams running large-scale ML in production. Target audience: startup engineers, ML engineers, technical product leaders and CTOs. The page shows Lu.ma registration and lists the event as taking place in New York City on April 16, 2026. Attendees can expect actionable takeaways to improve reliability and deployment velocity for AI products.