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Architecture

The fundamental structures of a software system.

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From SOLID to Composition, Dependency Injection, and IoC: How Angular, Spring, and Node.js Differ

From SOLID to Composition, Dependency Injection, and IoC: How Angular, Spring, and Node.js Differ

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5 min read
I Built a P2P Messenger Without a Central Message Database — What I Learned About WebRTC, E2EE and Serverless Architecture

I Built a P2P Messenger Without a Central Message Database — What I Learned About WebRTC, E2EE and Serverless Architecture

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9 min read
What Happens When Your Backend Gets 1 Million Requests?

What Happens When Your Backend Gets 1 Million Requests?

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5 min read
Importing a recipe from anywhere means never trusting the source

Importing a recipe from anywhere means never trusting the source

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2 min read
Email API Demystified: Own Welcome Templates, Suppression List, Report Files

Email API Demystified: Own Welcome Templates, Suppression List, Report Files

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6 min read
Password-Reset Event Notifications: Idempotency Keys for Email and SMS Retry Audits

Password-Reset Event Notifications: Idempotency Keys for Email and SMS Retry Audits

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7 min read
How I Built a Cost-Aware Layer for LLM APIs: Caching, Routing, and Fallback

How I Built a Cost-Aware Layer for LLM APIs: Caching, Routing, and Fallback

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7 min read
AI Agents should be able to share context, not just messages

AI Agents should be able to share context, not just messages

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3 min read
Structured Output Is an API: Evolving Gemini Schemas Without Breaking Your Agent

Structured Output Is an API: Evolving Gemini Schemas Without Breaking Your Agent

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3 min read
Why CLAUDE.md Is Not Enough to Protect Your Architecture

Why CLAUDE.md Is Not Enough to Protect Your Architecture

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4 min read
CQS and commands: make the application understand intent

CQS and commands: make the application understand intent

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1 min read
How I built an in-memory explicit content filter in Node.js (200ms latency, zero images saved)

How I built an in-memory explicit content filter in Node.js (200ms latency, zero images saved)

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3 min read
Giving AI Agents a Deterministic Clock (Zero LLM in the Loop)

Giving AI Agents a Deterministic Clock (Zero LLM in the Loop)

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3 min read
Building a Modern Data Lakehouse on AWS: S3, Iceberg, Glue, Athena, and Lake Formation

Building a Modern Data Lakehouse on AWS: S3, Iceberg, Glue, Athena, and Lake Formation

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6 min read
I put reminders, contacts and recipes in the same Postgres table. Here is the SQL, and what it cost.

I put reminders, contacts and recipes in the same Postgres table. Here is the SQL, and what it cost.

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5 min read
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