Optimizing UX for High-Load Retail and E-commerce Platforms
When a Black Friday promo melts down a major retailer’s site, users do not see “increased RPS” or “degraded upstream latency” — they see a dead React app, an unresponsive checkout button, and a spinning loader that never resolves. Target’s infamous Black Friday outages, Macy’s holiday crashes, even Amazon’s Prime Day hiccups have all shown the same thing: it takes only a few broken flows under load to make users abandon their carts and switch to a competitor in a new tab. What Actually Breaks Under Load Under the hood, today’s retail platforms are single-page or hybrid applications built with … Continue reading