Technical Library

Engineering notes and implementation references

Concrete technical solutions and reproducible implementations for Next.js, React, SEO, performance, and architecture.

Stack-specific references for production-ready delivery — not strategy, not opinions, just how-to implementations.

Technical Library overview

Categories

Structured as Architecture & Backend Engineering plus SEO & Performance Engineering.

Articles

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14 Feb 2026

What Slows Next.js Builds in Real Projects (and How to Fix It Without Breaking SEO)

A technical breakdown of why large Next.js builds become slow, why full pre-rendering hurts team velocity, and how to keep SEO while cutting build times.

13 Feb 2026

Crawl Budget and How to Optimize It

Crawl budget describes the practical limit of how many URLs a search crawler can fetch from your site. On large sites, crawl budget is often the hidden constraint behind slow indexing and inconsistent visibility.

13 Feb 2026

How Search Crawlers Work and What Types Exist

Search engines rely on automated crawlers to discover, analyze, and index web content. Understanding how these crawlers operate is foundational for modern SEO, especially in an era where traditional search and AI-driven systems increasingly overlap.

13 Feb 2026

Indexation, Content Structure, and Semantics

Clear content structure significantly improves how crawlers interpret a page. Search engines rely on semantic HTML and structured data to understand hierarchy, context, and relative importance of information.

13 Feb 2026

Site Architecture and Crawl Efficiency

Site architecture forms the foundation of how efficiently crawlers discover and interpret your content. A well-designed structure reduces crawl friction and helps search engines correctly assess page importance.

13 Feb 2026

Site Types and What Crawlers Need From Each

SEO architecture is not one-size-fits-all. A blog, a SaaS site, an e-commerce shop, and a marketplace generate different URL patterns, update dynamics, and internal link graphs — which means crawlers behave differently.

31 Jan 2026

Low Text-to-HTML Ratio in Semrush: Should You Fix It on Modern Next.js Websites?

The warning looks scary, but it is usually a byproduct of modern component-based HTML. What matters is intent, rendering, and content depth - not a ratio.