My name’s Jo (jguer) and I’m a software engineer specializing in Security and Authentication.
I’ve worked on HSM and TEE key management, Git secret leak monitoring and I currently work on authentication and authorization services.
I created and maintain yay, an AUR helper for ArchLinux.

Yay v12.0.0

What’s new in yay v12.0.0

April 2, 2023 · 8 min · 1642 words · jguer

The issue is not only your design doc

Software design description are not magical. What happens before and after it is written is as important as the document itself.

March 5, 2023 · 7 min · 1480 words · jguer

My Arch tweaks

My arch small tweaks for powersaving, privacy and stability

December 7, 2021 · 2 min · 360 words · jguer

Go: Asynchronous processing with ordered results

Collecting ordered values from concurrent tasks in Go

October 10, 2021 · 5 min · 927 words · jguer

Go: Context aware Fan-out and Collect

Worker oriented concurrency pattern in Go with context awareness

August 21, 2021 · 7 min · 1296 words · jguer