EDGE ARCHITECTURE2026-09-037 min readRadTome Engineering
Building Ultra-Fast Edge Web Apps with React 19, Vite, and Cloudflare Pages
Architectural patterns for achieving near-instant first contentful paint (FCP) and perfect Lighthouse scores on global CDN edge networks.
#React 19#Vite#Cloudflare Pages#Edge Computing#Web Performance
// EXECUTIVE SUMMARY & ABSTRACT
How RadTome deploys modern React web applications across Cloudflare's global edge network. Covers prerendering with Puppeteer, asset hashing, immutable cache headers, and eliminating blocking client-side waterfalls.
#The CDN Edge Advantage
Deploying web applications to centralized origin servers introduces geographic latency for global users. By compiling static bundles and deploying to Cloudflare Pages, every page asset, HTML document, and API worker is distributed across 300+ edge data centers worldwide. A user in Tokyo, Frankfurt, or Austin receives assets within 15ms of DNS resolution.
#Prerendering for Crawlers and SEO
While Client-Side Rendered (CSR) Single Page Applications offer smooth in-app transitions, search crawlers and ad networks (such as Google AdSense and Bingbot) frequently penalize empty initial HTML shells.
In RadTome's build pipeline, we use `@prerenderer/rollup-plugin` with headless Puppeteer to generate fully realized static HTML files for every route during the Vite build:
SOURCE CODEREADY
// vite.config.js prerender setup
prerender({
routes: ['/', '/about', '/privacy', '/terms', '/contact', '/articles'],
renderer: '@prerenderer/renderer-puppeteer',
rendererOptions: {
renderAfterTime: 500,
maxConcurrentRoutes: 1
}
})#Optimizing Asset Invalidation and HTTP/3
All JavaScript, CSS, and media assets generated by Vite include 8-character content hashes in their filenames (`index-BmGnH9Hg.js`). This enables Cloudflare Pages to serve assets with an aggressive `Cache-Control: public, max-age=31536000, immutable` header, ensuring repeat visitors load the site entirely from local browser disk cache.
PUBLISHED BY RADTOME SOFTWARE ORGANIZATION
This publication is part of RadTome's open developer knowledge base. All technical materials are validated against active production systems, open-source repositories, and industry standard benchmarks.