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All things speed and scalability on the web.

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Stop Wasting Bandwidth: Master API Caching with ETags ⚡

Stop Wasting Bandwidth: Master API Caching with ETags ⚡

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2 min read
Your structured data is probably broken, and your crawler isn't telling you

Your structured data is probably broken, and your crawler isn't telling you

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3 min read
Why useCallback alone didn't make my React app faster — and what it's actually for

Why useCallback alone didn't make my React app faster — and what it's actually for

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8 min read
Building High-Performance E-Commerce Sites for Niche Fashion: A Developer's Guide

Building High-Performance E-Commerce Sites for Niche Fashion: A Developer's Guide

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2 min read
The RSC Payload Trap: Thinning Next.js Component Props ⚡

The RSC Payload Trap: Thinning Next.js Component Props ⚡

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3 min read
AVIF vs WebP vs JPEG: Real Benchmarks (2026)

AVIF vs WebP vs JPEG: Real Benchmarks (2026)

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4 min read
CompressPower

CompressPower

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2 min read
Stop Race Conditions: React AbortControllers ⚡

Stop Race Conditions: React AbortControllers ⚡

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2 min read
I Built a Free Image Optimizer That Outputs Responsive HTML — No Sign-Up, No Storage

I Built a Free Image Optimizer That Outputs Responsive HTML — No Sign-Up, No Storage

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3 min read
The CSS-in-JS Penalty: Zero-Runtime Styling in React ⚡

The CSS-in-JS Penalty: Zero-Runtime Styling in React ⚡

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2 min read
There was no independent, measured view of AI-API latency by region — so I built one

There was no independent, measured view of AI-API latency by region — so I built one

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4 min read
Stop Blocking the UI: Interruptible Rendering in React ⚡

Stop Blocking the UI: Interruptible Rendering in React ⚡

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2 min read
A Practical Guide to Optimizing a Next.js WebGL Game

A Practical Guide to Optimizing a Next.js WebGL Game

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7 min read
Fixing Slow TTI: Optimizing React Hydration in Next.js ⚡

Fixing Slow TTI: Optimizing React Hydration in Next.js ⚡

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3 min read
Your page loads fast but still feels slow? It's INP, not load time

Your page loads fast but still feels slow? It's INP, not load time

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3 min read
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