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Technical Articles

Technical deep-dives on systems architecture, web performance, and security.

Aug 22, 2026•5 min read•architecture, databases, concurrency

Why every hotel booking system I build starts with the calendar

Treating the calendar as a UI widget is the root cause of double-bookings and race conditions. Here is how to architect it as a state machine.

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Sep 4, 2026•6 min read•performance, web-vitals, optimization

How I cut a SaaS platform's LCP from 4.2s to 640ms: The full optimization playbook

A forensic breakdown of diagnosing main-thread blocking tasks, font display swap penalties, and query cascades to achieve a sub-second LCP.

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Sep 12, 2026•7 min read•security, authentication, hardening

Hardening Next.js & Astro APIs against automated bot attacks and credential stuffing

Step-by-step security hardening: sliding-window rate limiting, cryptographically safe password hashing, and zero-trust CSP headers.

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Sep 18, 2026•5 min read•seo, web-vitals, small-business

Why small business websites bleed 35% of mobile leads to layout shift and how to fix it

A deep dive into Cumulative Layout Shift (CLS) on mobile devices, why jumpy buttons destroy trust, and the CSS fixes that eliminate it.

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