Topic Hub · 2 Articles
Web Performance & Core Web Vitals
engineering guides.
Real-world case studies and technical strategies for achieving 99+ PageSpeed scores, sub-second LCP, zero layout shifts, and asset optimization.
How We Achieved a 99 PageSpeed Score: A Real-World Web Performance Case Study
How we optimized Klickspell from the low 70s to a 99/100 PageSpeed score on desktop and 98/100 on mobile—covering WebP conversion, CSS inlining, self-hosted variable fonts, and eliminating forced reflows.
Re-rendering in React: Context API vs. Zustand Performance Comparison
A deep architectural breakdown of React re-rendering mechanics, explaining why React Context triggers unnecessary component renders and how Zustand solves it with selector-based state.