diff --git a/profile/README.md b/profile/README.md
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+++ b/profile/README.md
@@ -72,6 +72,7 @@ The people who build piabrota. Each line comes from their public GitHub profile.
 |:---:|---|---|
 | <img alt="The GitHub avatar of h0ffmann" src="https://avatars.githubusercontent.com/h0ffmann?s=128" width="64"/> | [**@h0ffmann**](https://github.com/h0ffmann)<br/>Matheus Hoffmann | "water animal", in Florianópolis. Works on pirsig, ptbr-writer, alerts and nix-os, writes closed-source, and makes [marola](https://marola.dev), the water super app. The works with a DOI are in [How to cite](#how-to-cite). |
 | <img alt="The GitHub avatar of aracyla" src="https://avatars.githubusercontent.com/aracyla?s=128" width="64"/> | [**@aracyla**](https://github.com/aracyla) | "General purpose developer currently focused on frontend development", in Brazil ([aracyla.xyz](https://aracyla.xyz)). Small C projects to study: a Tetris and a unit-test library. |
+| <img alt="The GitHub avatar of robkler" src="https://avatars.githubusercontent.com/robkler?s=128" width="64"/> | [**@robkler**](https://github.com/robkler)<br/>Rôb Klér Soares da Silva Júnior | "Senior Backend Engineer", in Rio de Janeiro: Go and the JVM (Scala, Java), distributed systems, Kubernetes, AWS and GCP. Made the browser extension of [gramatico](https://github.com/piabrota/gramatico) (piabrota/gramatico#51), and owns gramatico's code with @h0ffmann. |
 
 ## Partnerships