Fer (@ferztyle) | Hashnode Toggle Sidebar Feed Pro Search Theme Sign in MoreDarkshift - a dark factory for softwareBug0 - The AI-native e2e QA regression testingThe foreword by Hashnode - official blog from the Hashnode teamPassmark - The open-source AI framework for regression testingHashnode gql skill - let your AI agent publish to your Hashnode blogHackathonsChangelogBrand@hashnode on XHashnode on LinkedInSupport - [email protected] of ConductTermsPrivacySitemap Search Hashnode Search posts, tags, users, and pages @ferztyle Fer @ferztyle·Asuncion, Paraguay·Joined January 2022 Sr. DevOps/SRE WebsiteShare About Hey, I'm Fer, a Senior SRE/DevOps engineer based in Asunción, Paraguay. My day-to-day life is at the intersection of cloud infrastructure, automation, and reliability, working with AWS, Kubernetes, and the tools that keep systems running at scale. A while back, I decided to go deeper into Go. Not just as a scripting language to replace Bash, but as a proper engineering discipline, learning how to design clean systems, write idiomatic Golang code, and build tools that last. Available for Consulting, work, talks, and connecting with people passionate about tech stuff. Fer's blogs ferztyle.meferztyle.me12 posts About Hey, I'm Fer, a Senior SRE/DevOps engineer based in Asunción, Paraguay. My day-to-day life is at the intersection of cloud infrastructure, automation, and reliability, working with AWS, Kubernetes, and the tools that keep systems running at scale. A while back, I decided to go deeper into Go. Not just as a scripting language to replace Bash, but as a proper engineering discipline, learning how to design clean systems, write idiomatic Golang code, and build tools that last. Available for Consulting, work, talks, and connecting with people passionate about tech stuff. Fer's blogs ferztyle.meferztyle.me12 posts ArticlesComments Recently published FFerinferztyle.me·20h ago · 29 min read Build an MCP Server in Go (Part 2): Building the MCP tool layer Part 1 designs the KubeClient interface this post builds on. If you haven't read it, the short version: a read-only, domain-composed Kubernetes client, pods, events, workloads, nodes, network, config, 00 FFerinferztyle.me·20h ago · 24 min read Build an MCP Server in Go (Part 1): Designing a diagnostic-grade Kubernetes client This post designs the Kubernetes client. The next post wraps it as an MCP server and wires it to an agent. Asking instead of running There's a familiar rhythm to debugging a bad deploy: kubectl get po 00 FFerinferztyle.me·Aug 5 · 15 min read LeetCode #345 in Go: reverse vowels of a string, and how strings, bytes, and runes work in Go Why I started this series A while back, I went through a job interview that included a coding challenge. It looked pretty easy, so I finished in like 90 seconds, and all tests passed! Then, the (non-t 23A FFerinferztyle.me·Aug 2 · 22 min read Building ferctl top: Kubernetes resource usage vs requests and limits Series: Platform engineering with Go | Topics: Go, Kubernetes, Cobra, client-go, metrics-server, Platform Engineering This is part of the Platform Engineering with Go series. This post builds on the 00 FFerinferztyle.me·Jul 21 · 19 min read Building Go CLIs with Cobra: a practical guide Series: Platform engineering with Go | Topics: Go, Cobra, CLI, Platform Engineering This is part of the Platform Engineering with Go series. This post builds on the client-go patterns from post 3. Re 00 Load more