ral-arturo blog, about free software, debian, networks, systems, or whatever
A few months ago, in June 2025, I joined Chainguard , a company focused on software supply chain security. This post is a reflection on how I got here, what I’ve been doing, and why this role feels like a natural fit for my interests in Linux and open source technology. The company and its mission Chainguard’s mission is to make the software supply chain secure by default. The company is built…
Dietmar Rabich , Cape Town (ZA), Sea Point, Nachtansicht — 2024 — 1867-70 – 2 , CC BY-SA 4.0 This post was originally published in the Wikimedia Tech blog , authored by Arturo Borrero Gonzalez. Wikimedia Cloud VPS is a service offered by the Wikimedia Foundation, built using OpenStack and managed by the Wikimedia Cloud Services team. It provides cloud computing resources for projects related to…
Last year, I decided to start participating in the Debian LTS and ELTS projects. It was a great opportunity to engage in something new within the Debian community. I had been following these projects for many years, observing their evolution and how they gained traction both within the ecosystem and across the industry. I was curious to explore how contributors were working internally — especially…
Christian David , CC BY-SA 4.0 , via Wikimedia Commons This post was originally published in the Wikimedia Tech blog , authored by Arturo Borrero Gonzalez. Summary: this article shares the experience and learnings of migrating away from Kubernetes PodSecurityPolicy into Kyverno in the Wikimedia Toolforge platform. Wikimedia Toolforge is a Platform-as-a-Service, built with Kubernetes, and…
This blog post shares my thoughts on attending Kubecon and CloudNativeCon 2024 Europe in Paris. It was my third time at this conference, and it felt bigger than last year’s in Amsterdam. Apparently it had an impact on public transport. I missed part of the opening keynote because of the extremely busy rush hour tram in Paris. On Artificial Intelligence, Machine Learning and GPUs Talks about AI,…
In October 2023, I departed from the Wikimedia Foundation , the non-profit organization behind well-known projects like Wikipedia and others, to join Spryker . However, in January 2024 Spryker conducted a round of layoffs reportedly due to budget and business reasons. I was among those affected, being let go just three months after joining the company. Fortunately, the Wikimedia Cloud Services…
I recently started playing with Terraform/ OpenTofu almost on a daily basis. The other day I was working with Amazon Managed Prometheus (or AMP), and wanted to define prometheus alert rules on YAML files. I decided that I needed a way to put the alerts on a bunch of files, and then load them by the declarative code, on the correct AMP workspace. I came up with this code pattern that I’m sharing…
Last month, in October 2023, I started a new job as a Senior Site Reliability Engineer at the Germany-headquartered technology company Spryker . They are primarily focused on e-commerce and infrastructure businesses. I joined this company with excitement and curiosity, as I would be working with a new technology stack: AWS and Terraform. I had not been directly exposed to them in the past, but I…
During the weekend of 19-23 May 2023 I attended the Wikimedia hackathon 2023 in Athens, Greece. The event physically reunited folks interested in the more technological aspects of the Wikimedia movement in person for the first time since 2019 . The scope of the hacking projects include (but was not limited to) tools, wikipedia bots, gadgets, server and network infrastructure, data and other…
This post serves as a report from my attendance to Kubecon and CloudNativeCon 2023 Europe that took place in Amsterdam in April 2023. It was my second time physically attending this conference, the first one was in Austin, Texas (USA) in 2017. I also attended once in a virtual fashion. The content here is mostly generated for the sake of my own recollection and learnings, and is written from the…