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LCP, INP and CLS are the metrics Google uses to judge real-world performance. This guide explains what each one measures and the concrete fixes that move the needle.

The questions I actually ask in frontend interviews, and what I am listening for in each answer — from layout behaviour to how a candidate handles a broken build.

The App Router and React Server Components are not just new APIs; they change where your code runs. Here is how they cut bundle size, simplified data fetching, and made my pages measurably faster.

The mental model behind the server/client boundary in modern React, with concrete examples of what belongs on each side — and what the next.js app router actually compiles.

Rolling updates, health checks and the careful order of flags — how to update a Docker Compose stack without dropping a single request.

The staged path from a slow WordPress site to a fast Next.js one, keeping Persian content, Persian URLs and search traffic intact.

Rates are not the lever. Public evidence, payment rails that survive Iranian residency, tight scopes, and scam avoidance are — a practical field guide to sustainable remote income.

How Iranian React and Next.js developers should choose between a salaried job and independent work in 2026, including what the market actually pays.

An honest 2026 look at which AI skills keep Iranian developers relevant, what genuinely stays human, and why falling six months behind matters more than any model.

Persian WordPress sites suffer from predictable Core Web Vitals problems — oversized Vazirmatn fonts, unoptimized hero images, and RTL layout bugs. Here is the fix list I actually ship.