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Architecture

The fundamental structures of a software system.

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Never Trust the Client to Create the Order: Making Payment the Source of Truth

Never Trust the Client to Create the Order: Making Payment the Source of Truth

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9 min read
Embedding a Website in Your App - Why It Is More Complex Than You Think

Embedding a Website in Your App - Why It Is More Complex Than You Think

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7 min read
Can a "Vibe Coder" Maintain an App? The Hidden Cost of AI Technical Debt

Can a "Vibe Coder" Maintain an App? The Hidden Cost of AI Technical Debt

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5 min read
No es magia, es un GenericDAO: cómo evito escribir CRUD repetido en Java/JS vainilla

No es magia, es un GenericDAO: cómo evito escribir CRUD repetido en Java/JS vainilla

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3 min read
The Shadow Ledger Pattern: How to Keep a Bank Live on FedNow During Core Maintenance Windows

The Shadow Ledger Pattern: How to Keep a Bank Live on FedNow During Core Maintenance Windows

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5 min read
Cheap Filters First, LLM Last: Running an AI Matcher Inside a Cron Job

Solves explosive LLM costs with boring code

Cheap Filters First, LLM Last: Running an AI Matcher Inside a Cron Job

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6 min read
React Design Patterns Senior Devs Actually Use (2026)

React Design Patterns Senior Devs Actually Use (2026)

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7 min read
Pragmatic AI Adoption: Choosing the Right Solution Before Choosing AI

Pragmatic AI Adoption: Choosing the Right Solution Before Choosing AI

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3 min read
9 AI Agents, 2 CPU Cores, One Gym: The 3-Layer Architecture

9 AI Agents, 2 CPU Cores, One Gym: The 3-Layer Architecture

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1 min read
Your AI Agent Doesn't Need More Tools. It Needs Fewer Decisions.

Your AI Agent Doesn't Need More Tools. It Needs Fewer Decisions.

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2 min read
Thumbnail Architecture for Small SaaS: Object Storage, Image CDN, or Resize on Upload?

Thumbnail Architecture for Small SaaS: Object Storage, Image CDN, or Resize on Upload?

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7 min read
SNS vs SQS vs Kinesis vs MSK vs EventBridge vs RabbitMQ: An Architect's Decision Matrix

SNS vs SQS vs Kinesis vs MSK vs EventBridge vs RabbitMQ: An Architect's Decision Matrix

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9 min read
Model the lifecycle as a state machine, not a bag of booleans

Model the lifecycle as a state machine, not a bag of booleans

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2 min read
命令模式深度指南:封装请求与解耦行为的艺术

命令模式深度指南:封装请求与解耦行为的艺术

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2 min read
Eli5: AI Agents are toddlers that need adult supervision!

Eli5: AI Agents are toddlers that need adult supervision!

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5 min read
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