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Kholipha Ahmmad Al-Amin
Kholipha Ahmmad Al-Amin

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Optimizing Core Web Vitals for Data-Heavy Web Apps: Lessons from 200+ Projects

Building a portfolio or dashboard that showcases over 200 projects, hundreds of credentials, and interactive media presents extreme frontend performance challenges. Without careful optimization, browsers freeze during hydration and layout shifts destroy the user experience.

Here are the key optimizations we implemented on https://kholipha-ahmmad-al-amin.me/ to keep the experience lightning fast.

Concrete Optimizations

  • Windowing and Virtualization: Rendering 200 cards in the DOM creates thousands of layout nodes. By rendering only elements intersecting the active viewport, memory overhead is cut by 80%.
  • Eliminating Cumulative Layout Shift (CLS): Explicit aspect-ratio containers prevent layout jumps when remote images and previews complete downloading.
  • Optimizing Interaction to Next Paint (INP): Heavy filter evaluations and multi-criteria searches run in decoupled React transitions using useDeferredValue, keeping typing input completely lag-free.
  • Modern Media Pipeline: Serving WebP and AVIF assets with optimized resolution variants ensures mobile users download only the exact pixel density required.

Test the live responsive performance directly at https://kholipha-ahmmad-al-amin.me/.

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