DevOps | SRE

[text] As a DevOps engineer in 2026, learn these 11 skills to stay relevant in this job market: 1. Linux Fundamentals - processes, systemd, permissions, networking basics 2. Networking - DNS, TCP/IP, HTTP/HTTPS, load balancers, TLS 3. Cloud Basics - AWS/Azure/GCP core services, IAM,

[text] 10 infrastructure patterns you should know to design scalable systems: 1. Load Balancing Distributes incoming traffic across multiple servers so no single machine gets overwhelmed. 2. Database Replication Copies your database to multiple servers so reads can be distributed and

[text] 12 Terraform patterns you should understand for DevOps interviews: 1. Remote State with Locking - Explain how S3 + DynamoDB prevent state corruption in team environments 2. Module Design Principles - Show you understand input variables, outputs, and versioning strategies 3.

[image] DevOps Engineer job posting: CI/CD pipelines, Docker, Kubernetes, AWS, monitoring, automation DevOps Engineer interview: - "Write a function to detect if a linked list has a cycle" - "What's the time complexity of merge sort" - "Explain how a trie works"

[image] Ingress in Kubernetes is like a traffic manager for your cluster. 📌 Simple meaning: •Pods and Services run your apps, but they are inside the cluster. •If you want users to access them from the internet, you need a way to expose them. •That’s where Ingress comes in → it

[text] 10 Linux Commands Every DevOps Engineer Must Master for Troubleshooting 1. top/htop - Shows you which processes are eating your CPU and memory right now, updated live every few seconds so you can catch resource hogs 2. df -h - Displays disk space usage in human-readable format

[video] How mfs start behaving after learning Kubernetes

[text] Linux - OS (free) Docker - containers (free) Kubernetes - orchestration (free) AWS - infra (pay as you go) Terraform - infra as code (free) GitHub Actions - CI/CD (free tier) Nginx - reverse proxy (free) Cloudflare - DNS + CDN (free) Prometheus - metrics (free) Grafana -

[text] 5 Kubernetes security mistakes junior DevOps engineers make: 1. Running containers as root user Your container runs with full admin privileges, so if someone hacks it, they own everything. Solution: Add 'runAsNonRoot: true' in your pod spec. 2. Not limiting what pods can access

[text] Linux/Bash is where DevOps interviews get real. No theory. Just: “Server is slow. Fix it.” I’ve compiled 30 real-world Linux scenarios you will face: • High CPU? → top, ps, renice • Disk full? → df, du, find • Service down? → systemctl, logs • SSH failed? → permissions,

[text] If you want to get into cloud, follow this: Step 1: Basics → networking + Linux Step 2: Core AWS → EC2, S3, IAM, VPC Step 3: Projects → deploy apps, automate tasks Step 4: Learn architecture → how systems connect Step 5: Certification Most people skip Step 3. That’s