How I Replaced Prerender.io with My Own Serverless Renderer on AWS — For $0/Month

The Problem That Started It All A few months ago I published a post about using Prerender.io with Angular ( https://www.internetkatta.com/how-i-fixed-seo-for-our-angular-spa-using-aws-amplify-prerenderio ). The approach worked, but when I checked my bill I was paying ₹5,000/month ( $49) to Prerender.io for essentially zero usage. My app is an Angular SPA hosted on AWS Amplify. Angular renders everything client-side using JavaScript. Social bots like WhatsApp, LinkedIn, Googlebot, and Telegram don't execute JavaScript. They crawl your URL, get a blank HTML shell, and your link preview shows nothing. No title. No image. No description. Prerender.io solves this by running a headless browser on their servers, rendering your page, and returning the fully-rendered HTML to bots. It works well. But at ₹5,000/month, I was paying for a service that was essentially idling — my platform was still early stage, getting very little traffic while I worked on getting traction. That's ₹5,000/month for a