Scaling a Single React App to 71+ Browser-Based Tools Without Killing Load Time

<h2> TL;DR </h2> <p>Modern WebAssembly codecs (MozJPEG, libavif, OxiPNG/imagequant, libwebp, gifsicle, SVGO) now run fast enough in the browser that you can ship a real

<p>Building a micro-SaaS is only half the battle. Getting Google to care about it is the real challenge. </p> <p>When I set out to build <a href="https://www.prometadata.com"

<p>Hey DEV community! 👋</p> <p>As a developer and digital marketer, I got sick of using random, ad-stuffed websites every time I needed to quickly format JSON, calculate a margin,

<div class="highlight js-code-highlight"> <pre class="highlight markdown"><code>privacy webdevEvery time I uploaded a file to an online PDF tool, I wondered: what happens to it

<p>Everyday developer utilities—JSON formatting, Base64, timestamp conversion, URL parsing—are easy to bolt onto a single HTML page. They get harder when you want <strong>many

<p>When you’re building a hobby project, Vue’s reactivity feels like magic. But when that project hits 100,000 concurrent users, that same magic can turn into a memory-leaking

<p>Thinking back to my first real frontend job still stings.</p> <p>I wasn't a total coding newbie—I had a CS degree and plenty of full-stack school projects. But professional

<p>In March 2024, Google replaced First Input Delay with Interaction to Next Paint as an official Core Web Vital. FID is gone. INP is what matters now — and most React apps that