DevOps & Cloud

I added a preflight gate to an iOS + watchOS app build this week because the build script had a small...

While building Emfirge my own CNAPP to learn about infrastructure building, I kept running into the...

Every team that tests against real Azure services in CI eventually hits the same four problems. You...

Most developers know how to build an app. Very few know how to own what happens after. Continue reading on Medium »

In the world of DevOps, failure is not an exception. Continue reading on Medium »

The demand for Linux administrators, DevOps engineers, cloud professionals, and automation experts continues to grow rapidly in 2026. As… Continue reading on Me

Chúc mừng bạn đã sở hữu một chiếc laptop với GPU mạnh mẽ! Dù bạn chọn kiến trúc Blackwell trên RTX...

The problem IAM wildcards and public S3 buckets keep slipping through Terraform code review. Tools...

Introduction As part of my DevOps learning journey in DMI Cohort 2, I deployed the Spring Petclinic...

Stop stashing and start worktree-ing — 5 real workflows with commands

Part 1 of 3 — The Three Patterns That Live in One Pod Continue reading on Heap & Wire »

How we replaced a single global uptime check with regional Go probers, a SQLite sample store, and a

Yesterday, on Day 1, we broke down the gold-standard 5-step connectivity flow to isolate issues step-by-step from your local machine to… Continue reading on Med

How to run production-grade PostgreSQL on Kubernetes using CloudNativePG — HA clusters, automated failover, backups, PgBouncer, and PITR.

Running PostgreSQL on Kubernetes with CloudNativePG: the Kyverno policy traps, SSL gotchas, read/write splitting, and the 16.4 segfault to avoid.

A Fresh Way to Handle Containers on Your Mac Continue reading on Medium »

Your Trending Repos Script Broke. Again. You set up a GitHub Action to scrape trending TypeScript repos. It ran at 9 AM. You got an empty JSON array. No errors.

Concepts, variables, outputs, modules, tfvars — le vocabulaire essentiel pour lire et écrire ses premiers fichiers Terraform sans se… Continue reading on Medium

When designing modern cloud architectures, Event-Driven Architecture (EDA) is the gold standard for...

For many beginners starting their cloud journey, creating resources often begins with clicking through a cloud provider’s console. Continue reading on Medium »

How we built a Go Prometheus exporter that probes HLS/DASH manifests across eight regions, catching

Most enterprises don’t have an AI problem, a cloud problem, or a DevOps problem. They have an operations problem. Continue reading on Medium »

I typed the wrong command first. Here’s what I learned from that thirty seconds of panic. Continue reading on Stackademic »

When I first dove into AWS, I quickly realized there is no single “right” way to deploy a website. The best approach completely depends on… Continue reading on

The 5G Base Station Configuration Validator automates the validation of base station configurations against 3GPP and regional requirements to reduce deployment

Kubernetes already "self-heals": it restarts what crashes. Those are reflexes, not judgment. This article walks through the architecture of a self-healing ingre

How I managed Wazuh manager ossec.conf using inventory-owned files, local wrapper roles, and a controlled restart flow. Continue reading on Medium »

Learn how to implement Shift Left FinOps using Infracost and OpenCost to catch cloud cost overruns before deployment. Build pull request… Continue reading on Me

Cloud engineers often want to learn AWS services, build event-driven architectures, test Terraform code, and practice CI/CD pipelines… Continue reading on Mediu

A payment company I know runs a deployment that takes exactly four seconds. Continue reading on Medium »

Pipeline & Prompts | Byte size guides on DevOps, Cloud and AI The Moment Someone...

Bootable containers pitch shows how distro can be managed with familiar OCI tooling

In my previous article, I discussed the limitations of managing secrets through .env Continue reading on Medium »

Server-side PDF generation with headless Chrome is the kind of feature that demos perfectly and then...

Why I modeled a load balancer after Emperor Penguin huddles A few months ago I was reading about how...

How I built a production-style monitoring and alerting system that detects incidents and sends email alerts automatically Continue reading on Medium »

MCP servers do not have to be local stdio processes. If you want a tool surface that can run as a...

If you're looking to get into developing for Linux, but you prefer using a Mac as your developer tool of choice, there's a new command-line tool that you should

Great Day 3 scenario. This is one of the most common Kubernetes production issues. Continue reading on Medium »

Let me be honest with you. For the first two years of my Kubernetes journey, I was that person. You...

The best open-source and self-hosted tools to manage your infrastructure. Continue reading on Medium »

Caching is one of the most effective ways to reduce database load and improve application latency. Among the various caching approaches… Continue reading on Med

So this is not a story about a bug I found in someone else's code. This is a story about a bug that...

As my Docker setup grew, docker ps and Compose files stopped giving me the full picture. I could see...

At Current 2026, I realized that nobody knows exactly what a Kafka proxy can do. Most engineers and...

In January 2026, CVE-2026-0861 landed in glibc. An integer overflow in the memalign family, rated...

Automating test, build and deployment using only Jenkins Continue reading on Medium »

A single DNS record can answer for an unlimited number of subdomains. Add one wildcard entry, and...