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The fundamental structures of a software system.

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Subsea Backbone: The Geopolitics and Engineering of Fiber-Optic Transoceanic Cables

Subsea Backbone: The Geopolitics and Engineering of Fiber-Optic Transoceanic Cables

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8 min read
Local news without a location prompt: how we pick a reader's edition in Next.js

Local news without a location prompt: how we pick a reader's edition in Next.js

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3 min read
01_intro-to-LLD

01_intro-to-LLD

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3 min read
DBML: The Small Language I Wish I'd Found Sooner

DBML: The Small Language I Wish I'd Found Sooner

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3 min read
Building a Privacy-First Messaging App: Architecture and Security Considerations

Building a Privacy-First Messaging App: Architecture and Security Considerations

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4 min read
OKF vs RAG: Why RAG Alone is Failing Enterprise AI Agents (And What's Next)

OKF vs RAG: Why RAG Alone is Failing Enterprise AI Agents (And What's Next)

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3 min read
CAP Theorem: The Trade-Off Behind Distributed Systems

CAP Theorem: The Trade-Off Behind Distributed Systems

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2 min read
How to Build a Secure Real-Time Chat System: Key Engineering Concepts

How to Build a Secure Real-Time Chat System: Key Engineering Concepts

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4 min read
Lessons I Still Use from MongoDB in Action (Without Rewriting the Book)

Lessons I Still Use from MongoDB in Action (Without Rewriting the Book)

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3 min read
"The Law": Enforcing Deterministic Boundaries on AI Tools

"The Law": Enforcing Deterministic Boundaries on AI Tools

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4 min read
What Is a Shadow Stack? How Can CPUs Stop Return-Address Hijacking?

What Is a Shadow Stack? How Can CPUs Stop Return-Address Hijacking?

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10 min read
AgentCore Runtime Instances: GPU Colocation and Persistent State for Multi-Agent Workflows

AgentCore Runtime Instances: GPU Colocation and Persistent State for Multi-Agent Workflows

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5 min read
Pi Pod's Sandbox Architecture: Self-Hosted Agent Execution with Network and Secret Isolation

Pi Pod's Sandbox Architecture: Self-Hosted Agent Execution with Network and Secret Isolation

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5 min read
An Attachment Is Not a Field. It Is a Lifecycle.

An Attachment Is Not a Field. It Is a Lifecycle.

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5 min read
A page that lost half its listings is not news, and after three agreeing checks it is the new baseline

A page that lost half its listings is not news, and after three agreeing checks it is the new baseline

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6 min read
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