Usama Rasheed’s Post

Your CI went down last week. A platform team I talked to lost three deploys to it. Not because the deploys broke. Because nothing could run tests. Every commit, every PR, every release gate was wired through CI. When CI dropped, validation dropped with it. This is what people miss when they say "CI is our test runner." Your test infrastructure is only as reliable as the system you bolted it onto. If your testing strategy goes dark every time GitHub Actions degrades or Jenkins agents flake, that's not a CI problem. That's an architecture problem. Tests should run on the same infrastructure your apps run on. If your apps live in Kubernetes, tests should run in Kubernetes. If your apps survive a CI outage, tests should too. If your apps scale to 1,000 pods, tests should match. One team I work with pulled their tests out of CI entirely. Tests now run in the cluster alongside the workload. Result: ~100 engineering hours per week reclaimed. CI outages stopped being a release event. The lesson isn't "switch CI providers." It's "stop coupling testing to CI in the first place." Worth a conversation if your last release was held up by something you don't actually own. #Kubernetes #DevOps #PlatformEngineering #SRE #Testkube

🐳 What is Docker? Docker is a platform that allows developers to package applications and their dependencies into containers. ✔️ Works the same everywhere ✔️ Lightweight compared to VMs ✔️ Speeds up development & deployment 💡 Why Docker Matters? In real-world development (especially during my projects), environment issues are common: ❌ “It works on my machine” problem ❌ Dependency conflicts ❌ Complex setups 👉 Docker solves all of these by creating consistent environments 🔧 Simple Example Run a web server in seconds: Bash docker run -d -p 8080:80 nginx Now open 👉 http://localhost:8080⁠� 📌 Key Takeaway Docker helps you: Build once, run anywhere Simplify deployments Improve team collaboration #Docker #DevOps #SoftwareEngineering #WebDevelopment #LearningJourney #CloudComputing

I really appreciate when complex concepts are explained in a simple, structured way—this is a great example of that. In my experience, I have used Docker across multiple projects to handle environment consistency and streamline deployments. One of the most common challenges in development is the “it works on my machine” issue, caused by differences in dependencies and system setups. Docker solves this by creating consistent, isolated environments that work the same for everyone—developers, testers, and stakeholders. Using Docker, I have been able to reduce setup time, avoid dependency conflicts, and improve collaboration across teams. Sharing this because it’s a great quick refresher 👍 #Docker #DevOps #SoftwareDevelopment #BackendDevelopment #CloudComputing #Microservices #Containerization #DeveloperLife #PythonProgramming #CI_CD #ScalableSystems

GitOps changed how I think about deployments. Here's the mental model: Before GitOps: ❌ SSH into server → pull code → restart service → pray ❌ Jenkins pipeline pushes directly to cluster ❌ "Who deployed what?" — nobody knows After GitOps: ✅ Git is the single source of truth ✅ ArgoCD watches the repo and syncs automatically ✅ Every deployment is a Git commit — auditable, reversible ✅ Multi-cluster? Just point ArgoCD at different directories Key decisions I made: 1. Mono-repo for manifests (simpler than multi-repo for our scale) 2. ArgoCD for app deployments, FluxCD for infra components 3. Automated image tag updates via CI → Git commit → ArgoCD sync If you're starting with GitOps, start with ArgoCD + a single cluster. Don't over-engineer day one. Save this for later ♻️ #GitOps #ArgoCD #FluxCD #Kubernetes #DevOps #EKS #Kubernetes #AWS #CICD #PlatformEngineering #GitOps #Terraform #ArgoCD #CloudEngineering #SRE #DevSecOps #BackstageIO #InfrastructureAsCode #GitHub #Docker #DevOpsCommunity #TechCareers #LearningInPublic #BuildInPublic

🚀 Stop wasting time on Docker CLI chaos — meet LazyDocker If you work with Docker daily, you already know the pain: Long container IDs Endless docker ps, logs, exec commands Constant tab switching just to debug something simple I recently started using LazyDocker, and it completely changed how I interact with containers. 🔥 What is LazyDocker? It’s a terminal UI for Docker and Docker Compose that gives you a clean, interactive view of: Containers Images Volumes Logs Stats (CPU / RAM usage) All in one place. ⚡ Why it matters (real productivity boost): No need to memorize long Docker commands Instant log viewing (no more copy-paste container IDs) One-click start/stop/restart containers Easy debugging inside a visual TUI Perfect for DevOps engineers and backend developers 🧠 Install in seconds: brew install lazydocker Then just run: lazydocker 💡 Final thought: Sometimes productivity isn’t about learning more tools — it’s about using smarter interfaces for the tools you already use. LazyDocker is one of those “why didn’t I use this earlier?” tools. #DevOps #Docker #LazyDocker #Containers #Linux #CloudComputing #DevOpsTools #BackendDevelopment #Terminal #Automation #ProductivityHacks #SoftwareEngineering

🌟 New Blog Just Published! 🌟 📌 7 Essential Docker Compose Templates Every Developer Needs 🚀 📖 Ever spent hours chasing down a missing library on a teammate’s laptop, only to discover the whole stack is a few versions off? That kind of environment drift adds days to a sprint and makes...... 🔗 Read more: https://lnkd.in/d3niiyu7 🚀✨ #docker-compose #devops #templates

DevOps Journey Started. Step 1: Containerization with Docker Link:- • GitHub https://lnkd.in/gwfXsp_3 • App https://lnkd.in/d5JnhrGz • Containerized frontend & backend using Dockerfiles • Optimized images using .dockerignore, multi-stage builds, and layer caching • Structured project with a clean multi-service setup via docker-compose • Enabled service-to-service communication using Docker networking • Used volumes for persistence and improved development workflow • Managed environment variables using .env (development & production) Next step: CI/CD with GitHub Actions. #docker #development #fullstack #devops

Good Friday is a day of rest — your deployments deserve one too. While your team takes a well-earned break this holiday weekend, NoShip keeps your codebase safe with automated code freezes. Set up recurring freeze schedules so merges are blocked before anyone even thinks about pushing to prod on a long weekend. Because the only thing that should be rising this Easter weekend is your uptime. #GoodFriday #Easter #DevOps #GitHub #CodeFreeze #SRE #PlatformEngineering #DeploymentSafety #EngineeringLeadership

Struggling with Docker Hub authentication or tired of brittle login workflows? You're not alone — and there's a straightforward path forward. In my latest guide, "Docker Hub Login 2026: CLI Commands, Setup & Fixes," I walk through: - Exact CLI commands for login, logout, and token management - Modern setup patterns (PATs, 2FA, and CI-friendly auth) - Troubleshooting steps for common errors and edge cases - Best practices to secure and streamline image pushes/pulls across teams Whether you’re onboarding CI pipelines or fixing flaky developer setups, this guide saves time and reduces friction. Read the full guide and make Docker Hub authentication one less thing to worry about. (Link in comments/profile) #Docker #DevOps #CloudNative

Developers know this loop: push code → wait → open Jenkins → refresh → check logs → repeat. I was doing that on every deploy, and it wasn’t “just a quick check” — it was constant context switching. So I fixed it by connecting Jenkins to our Google Chat workspace with a webhook. Now, when code hits the branch, Jenkins pushes a notification with the build status and a URL straight to that run. Success or failure, I know immediately — and I can jump to the exact build in one click. If you’re still babysitting CI in the browser, it’s worth automating the signal instead.. #DevOps #CI/CD #Jenkins #GoogleChat #SoftwareEngineering