DevOps & Cloud

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

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

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

The structural blind spot at the center of digital policy — and the architecture built to close it. Continue reading on Medium »

50+ Jenkins Questions That Reveal Whether You Can Handle Enterprise CI/CD Platforms Continue reading on Medium »

AWS makes it easy to get started. You click a button, you have a VPC, you deploy something, it usually works. But three months later, you… Continue reading on T

Most EKS tutorials stop at “deploy nginx.” Real production needs security hardening, GitOps pipelines, disaster recovery, and auto-scaling… Continue reading on

Every developer knows the “context-switching tax.” You’re deep into a complex feature, files are open, dependencies are installed, and… Continue reading on Medi

Discover the missing visual calendar that finally lets you manage cron and timedelta DAGs like a human. Continue reading on Data Engineer Things »

A practical handbook for DevOps Engineers, Platform Engineers, and SREs who manage production systems daily. ☸️☁️ Continue reading on Medium »

Your cluster is available, scalable, fast, and backed up. Now you need to add one column — without taking it all down. Continue reading on Medium »

Pas de jargon inutile, pas de théorie abstraite. Juste les concepts qu’il faut maîtriser pour comprendre ce qui se passe quand tu fais… Continue reading on Medi

Tools I actually keep on every machine I work on. Continue reading on Medium »

A deep-dive into RFC1918 address exhaustion, dual-stack infrastructure, and the tricky EKS launch template bug that almost stopped us. Continue reading on Mediu

A practical guide to building a maintainable Wazuh deployment repository using upstream roles, wrapper roles, and inventory-driven files. Continue reading on Me

I have a two-node Harvester cluster and It runs VMs, manages storage and handles whatever workloads I throw at it. Continue reading on Medium »

When starting out in DevOps or backend development, one of the most important milestones is learning how to make an application talk to an… Continue reading on

When starting out in DevOps or backend development, one of the most important milestones is learning how to make an application talk to an… Continue reading on

By Sailee Shingare | M.S. in Computer Science, Northern Illinois University (NIU) Continue reading on Medium »

An unquoted loop variable backed up 847 files perfectly on my machine and silently skipped 23 on the production share — the 23 with spaces… Continue reading on

This is Part 2 of the complete scenario and project I went over in great detail in my last publication. Save for some areas focusing on… Continue reading on Med

Six months into my first role as a DevOps engineer, I owned the end-to-end migration of a live production bare-metal server. Continue reading on Medium »

A practical walkthrough of kiac, kubectl-ai, Ollama, and Gemini on an M3 MacBook Pro Continue reading on Medium »

We’ve all been there. You are deep in the zone, refactoring a complex codebase, and Claude Code is hitting every single nail on the head… Continue reading on Me

Modern software development has changed dramatically over the past decade. Agile methodologies, DevOps practices, CI/CD pipelines… Continue reading on Medium »

From plaintext to production-grade — SSH keys, Ansible Vault, and Conjur explained simply Continue reading on Medium »

Every New Project, Same First Hour Continue reading on Medium »

In the world of DevOps and SRE, we’ve spent years building complex CI/CD pipelines and observability dashboards. Continue reading on Medium »

How I stopped confusing identity federation patterns while wiring up GitHub Actions, EKS, AWS Secrets Manager, and HashiCorp Vault. Continue reading on Medium »

Today I continued building my Linux foundation by diving deeper into Linux core concepts and understanding what happens behind the scenes… Continue reading on M

Microsoft’s documentation for Fabric is excellent for greenfield deployments. It is not written for teams migrating from existing Azure… Continue reading on Med

Three real production failures on a multi-cloud Kubernetes payment platform and what I fixed after each one Continue reading on Medium »

Managed WordPress hosting is not disappearing. But for agencies managing growing client portfolios, the old per-site pricing model is… Continue reading on Mediu

I’ve been on-call for 8 years across 12 different companies. These are the systems, commands, and brutal lessons that turned constant… Continue reading on T3CH

Every DevOps engineer eventually runs into the “fire-and-forget” problem. You have a modular microservices architecture, or a decoupled… Continue reading on Med

solve problems across Linux servers, Docker hosts, Kubernetes clusters, and Git repositories Continue reading on Medium »

Unlock enterprise-grade networking and assign external IPs to your local cluster using Layer 2 or BGP routing. Continue reading on Medium »

In our previous post on Vertical vs. Horizontal Scaling, we established a fundamental rule for highly available cloud infrastructure: your… Continue reading on

Deploying EKS into an Existing VPC with eksctl and Terraform Continue reading on Medium »

12th June 2026 ,Netherlands — Modern observability is no longer just about collecting logs, metrics, and traces. Collection is only the… Continue reading on Med

Subnetting and CIDR calculations are essential for Cloud and Network Engineers, DevOps professionals, and IT students. Continue reading on Medium »

Today I continued building my Linux foundation by working directly in the command line and learning more about the Bash shell. Continue reading on Medium »

From bare-metal servers to orchestrated microservices — everything you need to understand K8s from the ground up. Continue reading on Medium »

 Beginner to Advanced Guide to Modern DevOps, CI/CD, Infrastructure as Code, Git, Testing, and Configuration Management (Part 1) Continue reading on Medium »

I’m doing my IT right now, and one of the things I picked up was building a small admin dashboard to track stuff at work. Nothing fancy… Continue reading on Med

A field guide to systemd timers: OnCalendar syntax, missed-run persistence, journald log retention — and what cron can’t match. Continue reading on Medium »

Picture this: Black Friday, 11:58 PM. Your e-commerce site is doing 50,000 orders per minute. The payment service is drowning. The… Continue reading on Medium »

Have we been lied to this entire time? submitted by <a href="https://www.reddit.com/user/Complete-Sea66