Utkarsh Rastogi

Cloud Developer | AWS Community Builder | I write about AI, serverless, DevOps & real-world cloud projects using AWS, Bedrock, LangChain & more to help others learn and build smarter solutions.

India Joined on Mar 22, 2025 https://linktr.ee/awslearner

Utkarsh Rastogi for AWS Community Builders

Jun 21

📘 AWS IAM Roles Explained Desi-Style — Guest Lecturers, Inter-School Passes & Temporary IDs! (Part 3)

#aws #iam #cloudsecurity #role

3 min read

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Utkarsh Rastogi

Jun 20

Day 11 : FastAPI Auth: Login with JWT & Route Protection

#fastapi #python #security #authentication

6 min read

Utkarsh Rastogi

Jun 18

Day 10: Exception Handling & Custom Errors in FastAPI

#fastapi #python #beginners #expectionhandling

4 min read

Utkarsh Rastogi

Jun 17

Day 9: Supercharge FastAPI with Async Programming

#fastapi #python #backenddevelopment #api

4 min read

Utkarsh Rastogi

Jun 16

Day 8: Background Tasks in FastAPI — Build an Email Logger!

#fastapi #python #backenddevelopment #microservices

4 min read

Utkarsh Rastogi

Jun 15

Day 7: Response Models & Data Validation with Pydantic in FastAPI

#fastapi #python #backenddevelopment #microservices

4 min read

Utkarsh Rastogi for AWS Community Builders

Jun 15

📘 AWS IAM Explained Desi-Style — With Hall Passes, Boundaries & Principal’s Final Word! (Part 2)

#aws #iam #cloudsecurity #leastprivilege

3 min read

Utkarsh Rastogi

Jun 14

Day 6 : File Uploads & Form Handling in FastAPI

#fastapi #python #backenddevelopment #microservices

3 min read

Utkarsh Rastogi for AWS Community Builders

Jun 14

🐍 Bhai, AI se Bana Diya Snake Game! Q CLI + Python = Full Jugaadu Combo 💻

#aws #ai #python #amazonqcli

3 min read

Utkarsh Rastogi for AWS Community Builders

Jun 9

📘 AWS IAM Explained Desi-Style — With Hall Passes, Principals & Guest Lecturers! (Part 1)

#aws #iam #leastprivilege #cloudsecurity

4 min read

Utkarsh Rastogi

Jun 9

Day 5 : Real-World Parameter Integration in FastAPI (Path + Query + Body)

#fastapi #python #backend #microservices

3 min read

Utkarsh Rastogi for AWS Community Builders

Jun 7

☁️ AWS Lambda Ki Desi Kahani: Chotu the Serverless Superstar ☕💥

#aws #awslambda #serverless #lambdalearning

4 min read

Utkarsh Rastogi

Jun 7

Day 4: Mastering Dependency Injection with `Depends()` in FastAPI

#python #fastapi #programming #api

4 min read

Utkarsh Rastogi

Jun 5

Day 3: Request Body & Pydantic Explained with Real-World Context

#python #fastapi #api #programming

4 min read

Utkarsh Rastogi for AWS Community Builders

Jun 4

AWS Services Explained for Beginners – Tools, Real Examples & Easy Analogies!

#aws #cloudcomputing #beginners #devops

4 min read

Utkarsh Rastogi

Jun 4

Day 2: Path Parameters & Query Parameters in FastAPI

#fastapi #python #restapi #pythonwebframework

5 min read

Utkarsh Rastogi

Jun 3

Day 1: What is FastAPI & Why Developers Love It

#fastapi #python #restapi #pythonframework

4 min read

Utkarsh Rastogi for AWS Community Builders

Jun 2

🌟 Day 10 – Mastering LangChain: What 9 Days Taught Us

#langchain #openai #ai #aistorytelling

4 min read

Utkarsh Rastogi for AWS Community Builders

Jun 1

💃 Day 9 - LangChain Output Parsers: Explained Through a Big Fat Indian Wedding 🎊

#langchain #llm #ai #storytalks

4 min read

Utkarsh Rastogi for AWS Community Builders

May 31

🧭 My CloudFormation Yatra – Architecting AWS Like an Epic India Trip 🛕🧳

#aws #cloudformation #devops #awslearner

7 min read

Utkarsh Rastogi for AWS Community Builders

May 31

🌟 Day 8: RAG & Prompt Templates — Wisdom Meets AI the Indian Way

#langchain #rag #promptengineering #ai

5 min read

Utkarsh Rastogi for AWS Community Builders

May 30

🛣️ Day 7: From Road Trips to Lost & Found — Mastering Document Splitting & Retrieval with LangChain 🎒🧭

#langchain #ai #documentsplit #rag

4 min read

Utkarsh Rastogi for AWS Community Builders

May 29

🧠 Day 6: Demystifying LangChain Embeddings and Vector Stores — A Chai Tapri Story ☕

#langchain #llm #aws #openai

6 min read

Utkarsh Rastogi for AWS Community Builders

May 28

Day 5: Structured Output & Multimodality – LangChain’s Festive Fusion of AI Precision & Power!

#langchain #ai #structuredoutput #multimodelai

3 min read

Utkarsh Rastogi for AWS Community Builders

May 27

🔓 Day 4: Unlocking LangChain’s Power — Tools, Tool Calling & Messages

#langchaintutorial #ai #llm #promptengineering

4 min read

Utkarsh Rastogi for AWS Community Builders

May 26

📅 Day 3: Understanding AI Memory in LangChain – A Shimla Travel Analogy 🇮🇳

#langchain #ai #aws #aimemory

4 min read

Utkarsh Rastogi for AWS Community Builders

May 25

🚀 Day 2: Understanding LangChain Chat Models

#langchain #ai #aws #langchainmodel

2 min read

Utkarsh Rastogi for AWS Community Builders

May 24

📘 Day 1: What is LangChain? A Beginner’s Guide to the AI App Framework

#langchain #ai #aws #promptengineering

2 min read

Utkarsh Rastogi for AWS Community Builders

May 23

Build a Serverless Feedback & Rating System on AWS — Real-Time, Scalable & Event-Driven

#serverless #dynamodb #cloudformation #lambda

3 min read

Utkarsh Rastogi for AWS Community Builders

May 22

How I Built an AWS Project Idea Generator Using AI

#aws #ai #programming #awslearner

3 min read

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AWS Community Builders

📘 AWS IAM Roles Explained Desi-Style — Guest Lecturers, Inter-School Passes & Temporary IDs! (Part 3)

Want to connect with Utkarsh Rastogi?

Day 11 : FastAPI Auth: Login with JWT & Route Protection

Day 10: Exception Handling & Custom Errors in FastAPI

Day 9: Supercharge FastAPI with Async Programming

Day 8: Background Tasks in FastAPI — Build an Email Logger!

Day 7: Response Models & Data Validation with Pydantic in FastAPI

📘 AWS IAM Explained Desi-Style — With Hall Passes, Boundaries & Principal’s Final Word! (Part 2)

Day 6 : File Uploads & Form Handling in FastAPI

🐍 Bhai, AI se Bana Diya Snake Game! Q CLI + Python = Full Jugaadu Combo 💻

📘 AWS IAM Explained Desi-Style — With Hall Passes, Principals & Guest Lecturers! (Part 1)

Day 5 : Real-World Parameter Integration in FastAPI (Path + Query + Body)

☁️ AWS Lambda Ki Desi Kahani: Chotu the Serverless Superstar ☕💥

Day 4: Mastering Dependency Injection with `Depends()` in FastAPI

Day 3: Request Body & Pydantic Explained with Real-World Context

AWS Services Explained for Beginners – Tools, Real Examples & Easy Analogies!

Day 2: Path Parameters & Query Parameters in FastAPI

Day 1: What is FastAPI & Why Developers Love It

🌟 Day 10 – Mastering LangChain: What 9 Days Taught Us

💃 Day 9 - LangChain Output Parsers: Explained Through a Big Fat Indian Wedding 🎊

🧭 My CloudFormation Yatra – Architecting AWS Like an Epic India Trip 🛕🧳

🌟 Day 8: RAG & Prompt Templates — Wisdom Meets AI the Indian Way

🛣️ Day 7: From Road Trips to Lost & Found — Mastering Document Splitting & Retrieval with LangChain 🎒🧭

🧠 Day 6: Demystifying LangChain Embeddings and Vector Stores — A Chai Tapri Story ☕

Day 5: Structured Output & Multimodality – LangChain’s Festive Fusion of AI Precision & Power!

🔓 Day 4: Unlocking LangChain’s Power — Tools, Tool Calling & Messages

📅 Day 3: Understanding AI Memory in LangChain – A Shimla Travel Analogy 🇮🇳

🚀 Day 2: Understanding LangChain Chat Models

📘 Day 1: What is LangChain? A Beginner’s Guide to the AI App Framework

Build a Serverless Feedback & Rating System on AWS — Real-Time, Scalable & Event-Driven

How I Built an AWS Project Idea Generator Using AI