Tejas Shinkar

Systems Engineer moving into Cloud, DevOps & AI — one hands-on AWS project at a time. Documenting what I build, break, and learn. Open to freelance work along the way.

pune Joined on May 18, 2026 https://www.linkedin.com/in/tejasshinkar01/

Work

Systems Engineer → Cloud/DevOps/AI (open to freelance)

Tejas Shinkar

Sep 18

AWS Database Mini Projects - RDS, Aurora, DynamoDB & ElastiCache

#aws #database #devops #python

4 min read

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Tejas Shinkar

Sep 17

When You Know Something's Wrong But Can't Say Why Yet - Jesse Pinkman Energy

5 min read

Tejas Shinkar

Sep 16

The Iron Throne Problem: Why Everyone Wants Admin Access and Nobody Should Have It

#cybersecurity #management #security #software

3 min read

Tejas Shinkar

Sep 15

Server Data Archival to Amazon S3

#aws #cloud #devops #sideprojects

5 min read

Tejas Shinkar

Sep 11

The Easy Part of Coding Got Automated. The Judgment Part Didn't.

#ai #automation #aws #programming

1 min read

Tejas Shinkar

Sep 9

AWS Route 53 Hands-On Labs

#aws #cloud #devops #sideprojects

5 min read

Tejas Shinkar

Sep 4

AWS CloudWatch, CloudTrail & EventBridge: Something Broke at 2am and I Wasn't Even Watching. Here's the AWS Stack That Was

#aws #cloud #devops #automation

11 min read

Tejas Shinkar

Sep 3

AWS SNS + SQS Hands-On Lab

#aws #cloud #devops #sideprojects

3 min read

Tejas Shinkar

Sep 2

AWS Lambda Hands-On Lab

#aws #cloud #devops #sideprojects

4 min read

Tejas Shinkar

Aug 30

So… If AI Can Write Code, What Are Software Engineers Getting Paid For? 👀

#software #tech #programming #opensource

2 min read

Tejas Shinkar

Aug 29

I Thought Knowing AWS Was The Goal. I Was Wrong.

#devops #aws #learning #career

2 min read

Tejas Shinkar

Aug 28

I Thought Caching Was Just About Speed. Then I Found the Security Trap. 💀

#aws #devops #cloudsecurity #productivity

3 min read

Tejas Shinkar

Aug 26

I broke my own AWS infrastructure… without touching the infrastructure.

#aws #cloud #devops #cloudsecurity

1 min read

Tejas Shinkar

Aug 26

AWS CloudFront: Your Website Was Slow for Users on the Other Side of the World. CloudFront Is Why That's Fixable

#aws #cloud #devops #opensource

14 min read

Tejas Shinkar

Aug 26

AWS EFS Hands-On Lab

#aws #cloud #devops #sideprojects

5 min read

Tejas Shinkar

Aug 25

Your Torrent Isn't Downloading From "The Internet"

#technology #programming #distributedsystems #networking

1 min read

Tejas Shinkar

Aug 25

AWS VPC Hands-On Lab

#aws #cloud #devops #sideprojects

11 min read

Tejas Shinkar

Aug 21

AWS S3 Hands-On Lab

#aws #cloud #devops #sideprojects

11 min read

Tejas Shinkar

Aug 20

AWS EC2 Hands-On Lab

#aws #cloud #devops #sideprojects

7 min read

Tejas Shinkar

Aug 20

AWS Highly Available Web Application: ALB, Auto Scaling & Self-Healing

#aws #cloud #devops #projects

6 min read

Tejas Shinkar

Aug 18

Network Protocols — ARP, FTP, SMTP, HTTP, HTTPS, DNS and DHCP

#networking #aws #cloud #devops

5 min read

Tejas Shinkar

Aug 18

Routers — How ARP and Routing Work Together

#networking #aws #cloud #devops

5 min read

Tejas Shinkar

Aug 18

Switches Explained — How Devices Communicate Within a Network

#networking #aws #cloud #devops

5 min read

Tejas Shinkar

Aug 18

How Hosts Actually Communicate on a Network- ARP and Default Gateway

#networking #aws #cloud #devops

6 min read

Tejas Shinkar

Aug 18

OSI Model Explained — Understanding How Network Communication Works

#networking #aws #cloud #devops

8 min read

Tejas Shinkar

Aug 17

Network Devices Explained — The Foundation Every Cloud & DevOps Engineer Needs

#networking #devops #cloud #beginners

6 min read

Tejas Shinkar

Aug 13

AWS IAM Hands-On Lab

#aws #cloud #devops #opensource

5 min read

Tejas Shinkar

Aug 10

AWS CloudFormation: I Stopped Clicking Buttons in the AWS Console.

#aws #cloud #devops #beginners

16 min read

Tejas Shinkar

Aug 8

AWS Route 53 Breakdown: DNS Isn't Boring, It's Just Misunderstood

#aws #cloud #devops #beginners

19 min read

Tejas Shinkar

Aug 8

AWS SQS & SNS: Your Services Don't Need to Talk Directly. Here's Why That's a Good Thing.

#aws #cloud #devops #beginners

14 min read

Tejas Shinkar

Aug 7

Lambda: The "Serverless" Service That Still Has a Cold Start Problem

#aws #cloud #devops #beginners

16 min read

Tejas Shinkar

Aug 7

I Kept Confusing These Three AWS Databases. Here's the Cheat Sheet I Wish I Had

#aws #cloud #devops #beginners

15 min read

Tejas Shinkar

Aug 5

AWS RDS & ElastiCache: Managed Databases for People Who'd Rather Not Get Paged at 3am

#aws #cloud #devops #beginners

23 min read

Tejas Shinkar

Jul 31

AWS VPC Extended: Route Tables, Flow Logs, and the Transit Gateway I Didn't Know I Needed

#aws #cloud #devops #beginners

16 min read

Tejas Shinkar

Jul 28

AWS VPC From Scratch: Building Your Own Private Network Inside AWS

#aws #cloud #devops #networking

21 min read

Tejas Shinkar

Jul 26

AWS S3 Part 2: Versioning Saved Me From Myself

#aws #cloud #devops #beginners

15 min read

Tejas Shinkar

Jul 20

AWS S3: One Misconfigured Bucket Policy Away From a Very Bad Day

#aws #cloud #devops #beginners

19 min read

Tejas Shinkar

Jul 3

AWS ELB & Auto Scaling: I Killed a Server on Purpose to See If My Infrastructure Would Heal Itself

#aws #cloud #devops #beginners

16 min read

Tejas Shinkar

Jul 1

AWS EFS: The AWS Service That Lets 100 Servers Share One Folder

#aws #cloud #devops #beginners

13 min read

Tejas Shinkar

Jun 29

AWS EC2: I Thought It Was "Just a Server." I Was Wrong.

#aws #ec2 #cloud #devops

24 min read

Tejas Shinkar

Jun 21

APIs with `requests`, HTTP Methods & Status Codes, API Authentication, Boto3 (AWS SDK) Intro

#python #cloud #devops #beginners

9 min read

Tejas Shinkar

Jun 21

Exception Handling (`else`/`finally`, `raise`, Debugging Tools) + Regular Expressions (`re` module)

#python #cloud #devops #beginners

15 min read

Tejas Shinkar

Jun 21

Modules (Deep Dive), File Handling, Exception Handling

#python #beginners #cloud #devops

13 min read

Tejas Shinkar

Jun 21

Functions, Scope (Local/Global), Arguments, return, Lambda, filter()/map()/reduce(), Modules

#python #beginners #cloud #devops

12 min read

Tejas Shinkar

Jun 20

while Loop, break & continue, Lists (Creation, Mutability, Methods, List Comprehension)

#beginners #programming #python #tutorial

11 min read

Tejas Shinkar

Jun 20

AWS IAM: The One AWS Service That Can Lock You Out or Save You: Roles, Policies & Groups Explained

#aws #devops #cloud #beginners

14 min read

Tejas Shinkar

Jun 19

String Methods, Conditional Statements (if/elif/else), Loops (for, range())

#python #beginners #devops #cloud

8 min read

Tejas Shinkar

Jun 18

AWS Isn't in "The Cloud"- It's in 33 Specific Buildings. Here's Why That Matters.

#aws #cloud #devops #development

12 min read

Tejas Shinkar

Jun 18

chmod, find, locate, grep & sed

#beginners #linux #cloud #devops

12 min read

Tejas Shinkar

Jun 18

Python Strings: Indexing, Slicing, and Essential String Methods

#python #beginners #ai #cloud

3 min read

Tejas Shinkar

Jun 17

Variables, Operators, and Strings

#beginners #codenewbie #python #tutorial

2 min read

Tejas Shinkar

Jun 17

Day 1 of AWS: I Locked Myself Out of My Own Account (And Why That's a Good Sign)

#cloud #aws #beginners #devops

13 min read

Tejas Shinkar

Jun 16

File System Deep Dive, File Operations & Permissions

#linux #cloud #devops #beginners

11 min read

Tejas Shinkar

Jun 15

Data Types, Typecasting, eval(), Boolean Logic, Input/Output, String Formatting

#beginners #devops #python #tutorial

4 min read

Tejas Shinkar

Jun 13

OS Architecture, Kernel, Shell & File System

#architecture #beginners #devops #linux

5 min read

Tejas Shinkar

Jun 11

Python Basics — `print()`, Variables, Identifiers, Data Types

#python #ai #cloud #devops

5 min read

Tejas Shinkar

Jun 1

From System Engineer to Cloud & DevOps Engineer: Understanding the Big Picture

#devops #cloud #linux #career

5 min read

2 Week Community Wellness Streak

1 Week Community Wellness Streak

Writing Debut

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