Optimizing Core Web Vitals: Reducing INP and LCP to 99+ Score
Practical engineering strategies to achieve sub-100ms INP and top-tier Lighthouse performance scores.
1. Demystifying Interaction to Next Paint (INP)
INP measures user interface responsiveness by tracking the latency of all user interactions (clicks, taps, keypresses) throughout the page lifecycle.
2. Deferring Non-Critical JavaScript Payloads
Always defer heavy analytics and secondary scripts until after main thread rendering is complete:
3. Image Optimization & Priority Preloading
Always pre-render critical hero images with priority loading tags such as fetchpriority='high' and modern AVIF format.
NEWSLETTER
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