DevOps & Cloud

This is the third post in our AWS DevOps Agent series. Most real applications don't live in a single...

The problem 3 AM, paged for p99 latency on a checkout service that was, by every dashboard...

Your CLAUDE.md only grows. Every incident adds a rule, every preference becomes a paragraph, and six...

In on-premise Kubernetes clusters, it doesn't always make sense to rely on Docker Hub (or any public...

🇧🇷 Leia a versão em português aqui This is the first part of a series where I'll share, step by...

Building Automated Developer Pipelines Here is how I automated my LeetCode progress,...

The comparison that keeps coming up is "BrassCoders or CodeRabbit?" The framing is understandable but misses the real question: these tools don't occupy the sam

 Think you’re ready for an AWS DevOps interview? Continue reading on Medium »

Dependabot keeps your dependencies current, but its defaults can flood your repository with pull requests. Here's how grouping updates, slowing the cadence, and

Build a Kubernetes Pod Autoscaler with Python tags: python, kubernetes, devops,...

A hands-on guide to Argo CD 3.5's Source Integrity and repo-server mTLS. Learn how to enforce signed GitOps commits, harden internal traffic, and compare with F

Install Kubernetes on the Raspberry Pi cluster: containerd, kubeadm, the Flannel CNI, then initialise the master node and join the workers.

Find your Raspberry Pi nodes on the network with nmap and connect over SSH, both by password and with RSA keys.

Software development has evolved dramatically over the past decade. Teams no longer release updates...

How I Structure Full-Stack Applications: The Approach That Works for Me Continue reading on Medium »

Design an API to provision ephemeral, isolated test environments quickly using IaC, autoscaling, secure access, and lifecycle management.

infra-core is a production-grade AWS infrastructure platform built with Terraform 1.7, Ansible, and...

Originally published on kuryzhev.cloud Last Monday a teammate pinged me: "deploy went green,...

I originally installed Prefect because a client wanted scheduled data processing. Continue reading on Medium »

As a developer, I use online formatters and encoders every single day. However, most online tool...

Learn what Docker containers are, how they work, understand the complete container lifecycle, and master the Docker commands every… Continue reading on Medium »

Learn what Docker containers are, how they work, understand the complete container lifecycle, and master the Docker commands every… Continue reading on Medium »

<img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazon

This is a tutorial about how to set up a VPS on Linode. By the end, you should be able to "spin up" a...

Index TL;DR Major Features ⚠️ Lambda Node.js 24.x — Action Required cdk explore —...

k3d, kind, minikube, Helm, Kustomize, Tilt, Skaffold, DevSpace, Telepresence, k9s... it reads like an...

Instead of immediately opening pull requests when newer dependency versions are released, Dependabot now waits three days before suggesting upgrades, thus incre

Today I continued with the jenkins course and got more hands-on with installing from scratch. Continue reading on Medium »

A Vibe Coder’s Guide to Data Integrity (Without Becoming a Full-Time DBA) Continue reading on Medium »

A team ports a job from a Quartz scheduler to a Unix crontab. The Quartz trigger ran Monday through...

Your nginx $request_time looks fine in the dashboard — p95 is 120ms, totally reasonable. But users...

This year I've built more MCP servers than I meant to, across three pretty different...

My exact workflow using 4 zero-dependency CLI tools: ScaffoldX for project generation, DotGuard for secret scanning, GitPulse for analytics, and SnippetX for ma

Learn how GNU Make goes beyond builds to automate your project’s everyday commands. Continue reading on Medium »

Originally published on kuryzhev.cloud Your bash backup script cron job ran fine for eight months...

Choosing a DevOps stack has never been more difficult. Every category has dozens of competing tools,...

I have observed this pattern repeatedly throughout my career. When a problem arises in web development, the immediate reflex is the… Continue reading on Medium

Durante muito tempo, meu contato com Kubernetes foi do tipo "já mexi": subi um pod aqui, apliquei um...

The Problem with Environment Variables We all know the drill. You clone a repo, create a...

Configure Sortie to turn labeled GitHub issues into pull requests with Claude Code running unattended: install, WORKFLOW.md, hooks, and cost limits.

At 00:00:01, your database CPU hits 100%. Six jobs are all trying to lock the same tables. You get paged at 3 AM. All because of a single… Continue reading on M

A full, copy-paste walkthrough for replacing a paid/limited container registry with your own private one, backed by object storage, fronted by Nginx Proxy Manag

The goal of CI/CD is simple and powerful: a developer pushes code to Git, and moments later that code is safely tested, scanned, and… Continue reading on Medium

472 changes shipped across 30 tracked developer tools this week. 3 were critical. Here is what...

The latest update to hermes-memory-installer addresses a critical gap in operational monitoring: the alert mechanism for host resource pressure was failing to t

Lightsail is a good home for a single small container: flat pricing, bandwidth included, and none of...

What is Infrastructure as Code? Infrastructure as Code (IaC) is the practice of managing...

Our status dashboard feature started life as the simplest thing that could work: every connected...