Distributed Locking with Redis

At ContaAzul, we have several old pieces of code that are still running in production. We are committed to gradually re-implement them in better ways.

Fast and easy Go binaries delivery

I have some apps written in Go, which I deliver as binaries for each platform using GitHub releases. Until now, I was doing it with a very simple shell script.


Watchub is a service that notifies you of people who followed/unfollowed you and starred/unstarred your repositories.

Fixing alerts

As a DevOps/SRE, I spent a reasonable amount of time dealing with metrics and alerts.

How to make people love your product

I have seen a lot of posts like this subject, but almost all of them were about stuff you should do and almost none of them reflected how I truly feel, how I want a product to be so I can “love” it.