isNaN · Victor Freitas, Software Engineer

Software Engineer

Hi, I'm Victor

This is my website, where I share a little bit of the programming world.

"Always pass on what you have learned." — Yoda

Showing 1–3 of 4 articles

Emulate AWS services on your machine for fast, free local development

Spin up S3 and SQS in a single container and point your app at them without touching a real AWS account.

Elasticsearch, Logstash and Kibana in one compose file

A reproducible local ELK setup for exploring logs and metrics, with the pitfalls of memory limits and volumes covered.

Swap algorithms at runtime without a wall of if/else

What the pattern solves, when it is overkill, and a practical example in TypeScript that you can drop into a real codebase.

Week of October 12, 2026 · picked from Hacker News

Pick of the week

openai.com1356 points1533 comments