This document discusses personalizing e-commerce websites on the modern web. It outlines how Netlify's serverless functions running on their edge network allow for personalization without compromising on performance, security, or scale. Personalizing content at the edge through functions enables localization, targeted content, A/B testing, and other features while maintaining fast load times and accessibility to backend services. Netlify presents a composable orchestration platform that connects all development tools, services, and code into one continuous deployment workflow.