A few years ago, if someone had asked me the difference between 172 dot 16 dot 0 dot 0 slash 16 and 192 dot 168 dot 0 dot 0 slash 16, I probably would have opened Google before answering. 😅

Like many engineers, I started my networking journey memorizing…

The Day I Finally Understood Git, GitHub, and Jenkins
When I started learning DevOps, everyone kept talking about Git, GitHub, and Jenkins.

I memorized definitions.

Git is a version control system.
GitHub hosts repositories.
Jenkins automates CI/CD.

But…

I started my youtube channel on April 2022 with 500 rupees and today I earned https://lnkd.in/g3TCB-jt

These 4 years were filled with many ups and downs and what i have achieved today:

1) 1.4 lakhs community on Linkedin

2) 1.5 lakhs community on Instagram…

10 Common Production Issues in DevOps and How to Handle Them

Production incidents are inevitable, but strong DevOps practices help reduce downtime, improve reliability, and ensure faster recovery.

1) Service DownCause: Server crashes, application failures…

Why Some AI Agents Feel Smarter Than Others?
A few months ago, I thought every AI system worked the same way.
You ask a question.
The AI thinks.
The AI answers.

Simple, right?

Not exactly.

As I started exploring how modern AI agents are built, I realized…

Imagine Your House Was Built Like AWS
Imagine your home.
Now imagine AWS built it.


Your city = AWS Region
Your neighborhood = Availability Zone
Your house = VPC
Your rooms = Subnets
Your roads = Route Tables
Your front gate = Internet Gateway
Your private…

Every linux expert has a page like this. 📖
Today, while cleaning up some old notes, I came across these handwritten pages on Ubuntu Linux.

Looking at them made me smile.

There was a time when terms like Kernel, Shell, Bootable USB, and Open Source felt…

It took me 7 years two get placed in Walmart but this video will teach you everything to get hired in 2026 in just 7 minutes

In this video, you'll learn: https://lnkd.in/gBWK_zpK

PS: This ID card has changed my life ❤️

I am dealing with AWS first time. I am designing the architecture for our applications in organization.

I studied and designed one. I am sharing the picture so please look at it and suggest me if i missed anything in that (or) if anything to added or removed…

If software had a heart, Linux would be one of its strongest beats. ❤️
Most people see websites.
Engineers see servers.
Experienced engineers see everything happening underneath.

A single click on a website triggers:

Network communication
Kernel scheduling…

Is DevOps really dying, or is the job market simply changing or simply an employee is at comfort zone? In this video, we explore why DevOps salaries have declined in many regions, why job openings seem much lower than they were a few years ago, and what…

If I had to explain AWS in 1 minute

S3 → A giant online cupboard.
EC2 → A computer you rent.
Lambda → A robot that works only when called.
RDS → A database someone else manages.
IAM → Who gets the keys.
CloudWatch → Your system's security camera.
Route 53…

Can You Remember These Networking Ports in Under 60 Seconds?
Here's the easiest way to remember the most common networking ports:

20-21 → FTP
20 bags + 21 boxes = File Transfer

22 → SSH
22 is your secure key to the server.

23 → Telnet
One step after SSH…

Interviewer vs Candidate - Python Coding Challenge
Interviewer: How would you automate a Control-M job submission without opening the GUI?

Candidate: I'd use the Control-M Automation API with Python.

Interviewer: Interesting. Walk me through it.

Candidate:…

80% of Linux work can be done with just 20 commands.
When I first started learning Linux, I thought I had to memorize hundreds of commands.

I was wrong.

Over time, I noticed the same commands kept appearing every single day.

grep
find
awk
sed
tail
top…

25 Kubernetes Production Issues Every DevOps Engineer Should Know
Most Kubernetes tutorials teach you how to deploy applications.

Production teaches you how to debug them.

Here are 25 issues that almost every DevOps Engineer encounters in real-world

Kubernetes…

Preparing for Kubernetes exam? Keep This Cheat Sheet Handy!

Kubernetes has a steep learning curve, especially with the number of core concepts, resources, and controllers to remember.

To make learning easier, I found this concise 2-page Kubernetes Cheat…

Sir, I'm getting only ₹3.5 LPA offers. Should I quit tech?

That message hit my inbox at 11:47 PM.
The student wasn't untalented.
He wasn't lazy.

He was simply overwhelmed by comparing himself with people posting ₹20-30 LPA packages on LinkedIn.

I replied…

A few years ago, I still remember the frustration of spending hours applying for jobs, preparing for interviews, and wondering why companies expected "real-world experience" from people who had never been given a chance.

Later, while working as a DevOps…

Google SRE Interview Experience with Round Interview Questions

𝐑𝐨𝐮𝐧𝐝 𝟏 — 𝐂𝐨𝐝𝐢𝐧𝐠 / 𝐒𝐜𝐫𝐢𝐩𝐭𝐢𝐧𝐠

This round was focused more on practical problem-solving than just writing code.

A scenario involving processing data/logs and had to think about:

• Efficient…