Hey, I’m Carlos!

I create, maintain, and operate software. Sometimes I write about it here.

4 Mar 2017

Distributed Locking with Redis

At ContaAzul, we have several old pieces of code that are still running in production. We are …

2 Jan 2017

I have some apps written in Go, which I deliver as binaries for each platform using GitHub …

6 Oct 2016

Watchub is a service that notifies you of people who followed/unfollowed you and …

2 Oct 2016

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

27 Sep 2016

I have seen a lot of posts like this subject, but almost all of them were about stuff you …

3 Sep 2016

Every now and then an active java-based project enters a “dependency hell” state. …

7 Aug 2016

I’ve lost a considerable amount of time trying to bind those things together, so I …

10 Apr 2016

This is the story on how I sped up my terminal load time.

10 Feb 2016

booleans, am I right? What a wonderful piece of technology! They help us solve so many …