ARCHITECTURAL INSIGHTS & ESSAYS

Software Crafted to Endure

Perspectives on distributed systems, humane design, clean code craftsmanship, and resilient digital architectures.

All Topics System Architecture (2) Enduring Software (1) Cloud & Sovereign Security (1) Performance Engineering (2) Client Advisory & Tech Strategy (4)

Performance Engineering

Oct 30, 2026 • 1 min read

High-Throughput Caching Topologies: From Edge Networks to In-Memory Stores

Multi-tier caching architectures from edge CDNs to Redis clusters, solving the hardest problem in software: safe cache invalidation at scale.

Abdallah Samy Read Full Essay →

Performance Engineering

Oct 24, 2026 • 1 min read

Zero-Downtime Database Architecture: The Expand and Contract Pattern

How to execute major schema alterations on high-throughput production tables with zero locks or service disruption using phased Expand and Contract methodology.

Abdallah Samy Read Full Essay →

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