ENGINEERING NOTES

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Technical decisions, architecture and real numbers from the systems we build.

LATEST NOTE2026-10-12

Edge Caching Dynamic Pages: Next.js 16 Server Actions with Cloudflare Workers and Redis

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Edge Caching Dynamic Pages: Next.js 16 Server Actions with Cloudflare Workers and Redis

2026-10-07

Realistic API Performance Testing for Laravel/Next.js with k6 and Playwright

LARAVEL

Everything that breaks once you stop watching the screen

2026-10-05

Everything that breaks once you stop watching the screen

Your agent ran out of turns. Your system logs it as an error.

2026-09-30

Your agent ran out of turns. Your system logs it as an error.

AI / AGENTS

You restart the server and the agent loses all ten tasks

2026-09-28

You restart the server and the agent loses all ten tasks

AI / AGENTS

Verifying two lines from the agent cost me an hour

2026-09-23

Verifying two lines from the agent cost me an hour

AI / AGENTS

I used my agent's memory 1,112 times and I don't know if it helped

2026-09-21

I used my agent's memory 1,112 times and I don't know if it helped

AI / AGENTS

Your agent says the tests pass. Did it run them?

2026-09-14

Your agent says the tests pass. Did it run them?

AI / AGENTS

29% of my bill was in the step I never looked at

2026-09-07

29% of my bill was in the step I never looked at

AI / AGENTS

I asked the AI to fix its own instructions and it barely helped

2026-08-31

I asked the AI to fix its own instructions and it barely helped

AI / AGENTS

Your agent fails and sits there waiting for you

2026-08-23

Your agent fails and sits there waiting for you

AI / AGENTS

Your agent can exit clean without writing a single line

2026-08-16

Your agent can exit clean without writing a single line

AI / AGENTS

You're paying a model to work as an if statement

2026-08-13

You're paying a model to work as an if statement

AI / AGENTS

2026-07-29

From Zod to Protobuf: Strongly-Typed Contracts Between Laravel and Next.js Using gRPC-Web over Cloudflare Workers

LARAVEL

2026-07-26

AI Orchestration in Laravel: building a multi-agent system with queues, events, and predictive Redis caching

AI / AGENTS

2026-07-22

Circuit Breaker Pattern with Redis in Laravel: Shielding External APIs from Cascading Failures

LARAVEL

2026-07-19

From PDF to Structured Data: Building an Extraction Pipeline with Laravel, PostgreSQL pgvector, and Embeddings for Internal RAG

LARAVEL

2026-07-14

Inversion of Control in Laravel: building a multi-provider payment orchestrator with dynamic container bindings

AI / AGENTS

2026-06-21

Playwright for E2E testing: practical guide

TESTING

2026-06-17

Cloudflare Workers: serverless without vendor lock-in

INFRA

2026-06-14

Geo-located search with Elasticsearch and Laravel

LARAVEL

2026-06-10

TypeScript on the frontend: common mistakes and how to avoid them

FRONTEND

2026-06-07

Multichannel debt collection: technical architecture

2026-06-03

Tailwind CSS: why we use it in all our projects

FRONTEND

2026-05-31

Optimizing N+1 queries in Laravel with Eloquent

LARAVEL

2026-05-27

How to implement roles and permissions in Laravel with Spatie

LARAVEL

2026-05-24

Docker Compose for local development: productive setup

INFRA

2026-05-20

Stripe vs MercadoPago: comparison for the Latin American market

2026-05-17

Next.js 16 with App Router: practical guide for Laravel developers

LARAVEL

2026-05-13

Zero-downtime database migrations in Laravel

LARAVEL

2026-05-10

Sales automation on Instagram and WhatsApp with bots

2026-05-06

How to design a marketplace from scratch with Laravel and Next.js

LARAVEL

2026-05-03

Redis as cache and job queue in Laravel

LARAVEL

2026-04-29

PostgreSQL vs MySQL: why we choose PostgreSQL

DATA

2026-04-26

Capacitor: how to turn your web app into a mobile app

FRONTEND

2026-04-22

Real-time WebSockets with Laravel Reverb

LARAVEL

2026-04-19

Integrate MercadoPago into your Laravel application

LARAVEL

2026-04-15

Zero-downtime deployment with GitHub Actions and Docker

INFRA

2026-04-12

Automated testing in Laravel with PHPUnit and Pest

LARAVEL

2026-04-08

REST API architecture with Laravel: best practices

LARAVEL

2026-04-05

Elasticsearch vs Meilisearch: which one to choose for your project

DATA

2026-04-02

How to integrate WhatsApp Business API with Laravel step by step

LARAVEL

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