The default next/image configuration generates up to 15 image variants per source file. Most of them will never be served. Here's how to align your deviceSizes config with your actual breakpoints and fix your write-to-read ratio.
A practical engineer's guide to web caching at scale. This post explores the real-world evolution of a multi-layered caching strategy for a major e-commerce website—from static files and CDNs to complex GraphQL APIs and cache invalidation.
Embrace the dynamic nature of developer skillsets, and keep your team's landscape evolving to stay ahead of the curve.
Tracing Network Calls Across Your Application Stack with Envy.js
