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Utkarsh Rastogi

Cloud Specialist | 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.

Location India Joined Joined on  Personal website https://linktr.ee/awslearner
Day 3: Modern Chaining with LangChain Expression Language
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Day 3: Modern Chaining with LangChain Expression Language

#langchain #langchaintutorials #aws #awsbedrock
2
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6 min read

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Day 2: Prompt Engineering Basics with LangChain
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Day 2: Prompt Engineering Basics with LangChain

#awsbedrock #langchaintutorial #langchain #developer
2
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4 min read
Day 1: LangChain Basics - My First Chat with Claude and Titan
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Day 1: LangChain Basics - My First Chat with Claude and Titan

#awsbedrock #langchaintutorial #developer #awsclaude
5
Comments 1
4 min read
AWS VPC to ECS - Day 5: ECS Service with Smart Auto-Scaling
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AWS VPC to ECS - Day 5: ECS Service with Smart Auto-Scaling

#aws #ecs #fargate #cloudformation
5
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8 min read
AWS VPC to ECS - Day 4: Security Groups, Load Balancer & CodeBuild Setup
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AWS VPC to ECS - Day 4: Security Groups, Load Balancer & CodeBuild Setup

#aws #ecs #cloudformation #devops
2
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7 min read
AWS VPC to ECS – Day 3: IAM Roles, SSM & ECS Cluster
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AWS VPC to ECS – Day 3: IAM Roles, SSM & ECS Cluster

#aws #ecs #iam #cloudformation
4
Comments 1
6 min read
AWS VPC to ECS – Day 2: Internet Gateway, Public Route Table & ECR Repository
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AWS VPC to ECS – Day 2: Internet Gateway, Public Route Table & ECR Repository

#aws #cloudformation #vpc #ecs
2
Comments 2
4 min read
AWS VPC to ECS – Day 1: Apna VPC Banaate Hain! 😎
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AWS VPC to ECS – Day 1: Apna VPC Banaate Hain! 😎

#aws #vpc #cloudformation #ecs
8
Comments 2
4 min read
AWS WebSocket Wonders – Part 2: Build & Test a WebSocket API
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AWS WebSocket Wonders – Part 2: Build & Test a WebSocket API

#aws #websocket #apigateway #serverless
2
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5 min read
📡 WebSocket API in AWS API Gateway – Real-time Magic Explained
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📡 WebSocket API in AWS API Gateway – Real-time Magic Explained

#aws #apigateway #serverless #websocket
7
Comments
2 min read
Amazon S3 Tables: Turn Your S3 into a SQL-Powered Data Lakehouse – Desi Style!
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Amazon S3 Tables: Turn Your S3 into a SQL-Powered Data Lakehouse – Desi Style!

#amazons3tables #datalakehouse #awsglue #apacheiceberg
4
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5 min read
Amazon S3 Vectors: Insert & Query Embeddings with Indian Snacks (Titan + Bedrock Demo)
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Amazon S3 Vectors: Insert & Query Embeddings with Indian Snacks (Titan + Bedrock Demo)

#aws #ai #s3vectors #semanticsearch
7
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5 min read
Amazon S3 Vectors Explained: Regions & Setup
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Amazon S3 Vectors Explained: Regions & Setup

#aws #ai #semanticsearch #s3vectors
7
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3 min read
Amazon S3 Vectors: Store, Search & Retrieve Smartly with Vector Magic!
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Amazon S3 Vectors: Store, Search & Retrieve Smartly with Vector Magic!

#aws #semanticsearch #s3vectors #genai
4
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3 min read
AWS Free Tier 2025: How to Get $200 in Credits and What Changed?
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AWS Free Tier 2025: How to Get $200 in Credits and What Changed?

#aws #cloudcomputing #devops #programming
11
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3 min read
📘 AWS IAM Roles Explained Desi-Style — Guest Lecturers, Inter-School Passes & Temporary IDs! (Part 3)
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📘 AWS IAM Roles Explained Desi-Style — Guest Lecturers, Inter-School Passes & Temporary IDs! (Part 3)

#aws #iam #cloudsecurity #role
2
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3 min read
Day 11 : FastAPI Auth: Login with JWT & Route Protection
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Day 11 : FastAPI Auth: Login with JWT & Route Protection

#fastapi #python #security #authentication
2
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6 min read
Day 10: Exception Handling & Custom Errors in FastAPI
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Day 10: Exception Handling & Custom Errors in FastAPI

#fastapi #python #beginners #expectionhandling
2
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4 min read
Day 9: Supercharge FastAPI with Async Programming
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Day 9: Supercharge FastAPI with Async Programming

#fastapi #python #backenddevelopment #api
1
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4 min read
Day 8: Background Tasks in FastAPI — Build an Email Logger!
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Day 8: Background Tasks in FastAPI — Build an Email Logger!

#fastapi #python #backenddevelopment #microservices
2
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4 min read
Day 7: Response Models & Data Validation with Pydantic in FastAPI
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Day 7: Response Models & Data Validation with Pydantic in FastAPI

#fastapi #python #backenddevelopment #microservices
1
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4 min read
📘 AWS IAM Explained Desi-Style — With Hall Passes, Boundaries & Principal’s Final Word! (Part 2)
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📘 AWS IAM Explained Desi-Style — With Hall Passes, Boundaries & Principal’s Final Word! (Part 2)

#aws #iam #cloudsecurity #leastprivilege
8
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3 min read
Day 6 : File Uploads & Form Handling in FastAPI
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Day 6 : File Uploads & Form Handling in FastAPI

#fastapi #python #backenddevelopment #microservices
1
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3 min read
🐍 Bhai, AI se Bana Diya Snake Game! Q CLI + Python = Full Jugaadu Combo 💻
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🐍 Bhai, AI se Bana Diya Snake Game! Q CLI + Python = Full Jugaadu Combo 💻

#aws #ai #python #amazonqcli
1
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3 min read
📘 AWS IAM Explained Desi-Style — With Hall Passes, Principals & Guest Lecturers! (Part 1)
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📘 AWS IAM Explained Desi-Style — With Hall Passes, Principals & Guest Lecturers! (Part 1)

#aws #iam #leastprivilege #cloudsecurity
6
Comments 2
4 min read
Day 5 : Real-World Parameter Integration in FastAPI (Path + Query + Body)
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Day 5 : Real-World Parameter Integration in FastAPI (Path + Query + Body)

#fastapi #python #backend #microservices
3
Comments 1
3 min read
☁️ AWS Lambda Ki Desi Kahani: Chotu the Serverless Superstar ☕💥
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☁️ AWS Lambda Ki Desi Kahani: Chotu the Serverless Superstar ☕💥

#aws #awslambda #serverless #lambdalearning
18
Comments 8
4 min read
Day 4: Mastering Dependency Injection with `Depends()` in FastAPI
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Day 4: Mastering Dependency Injection with `Depends()` in FastAPI

#python #fastapi #programming #api
1
Comments 1
4 min read
Day 3: Request Body & Pydantic Explained with Real-World Context
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Day 3: Request Body & Pydantic Explained with Real-World Context

#python #fastapi #api #programming
2
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4 min read
AWS Services Explained for Beginners – Tools, Real Examples & Easy Analogies!
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AWS Services Explained for Beginners – Tools, Real Examples & Easy Analogies!

#aws #cloudcomputing #beginners #devops
7
Comments 1
4 min read
Day 2: Path Parameters & Query Parameters in FastAPI
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Day 2: Path Parameters & Query Parameters in FastAPI

#fastapi #python #restapi #pythonwebframework
2
Comments 1
5 min read
Day 1: What is FastAPI & Why Developers Love It
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Day 1: What is FastAPI & Why Developers Love It

#fastapi #python #restapi #pythonframework
4
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4 min read
🌟 Day 10 – Mastering LangChain: What 9 Days Taught Us
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🌟 Day 10 – Mastering LangChain: What 9 Days Taught Us

#langchain #openai #ai #aistorytelling
8
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4 min read
💃 Day 9 - LangChain Output Parsers: Explained Through a Big Fat Indian Wedding 🎊
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💃 Day 9 - LangChain Output Parsers: Explained Through a Big Fat Indian Wedding 🎊

#langchain #llm #ai #storytalks
2
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4 min read
🧭 My CloudFormation Yatra – Architecting AWS Like an Epic India Trip 🛕🧳
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🧭 My CloudFormation Yatra – Architecting AWS Like an Epic India Trip 🛕🧳

#aws #cloudformation #devops #awslearner
4
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7 min read
🌟 Day 8: RAG & Prompt Templates — Wisdom Meets AI the Indian Way
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🌟 Day 8: RAG & Prompt Templates — Wisdom Meets AI the Indian Way

#langchain #rag #promptengineering #ai
3
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5 min read
🛣️ Day 7: From Road Trips to Lost & Found — Mastering Document Splitting & Retrieval with LangChain 🎒🧭
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🛣️ Day 7: From Road Trips to Lost & Found — Mastering Document Splitting & Retrieval with LangChain 🎒🧭

#langchain #ai #documentsplit #rag
1
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4 min read
🧠 Day 6: Demystifying LangChain Embeddings and Vector Stores — A Chai Tapri Story ☕
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🧠 Day 6: Demystifying LangChain Embeddings and Vector Stores — A Chai Tapri Story ☕

#langchain #llm #aws #openai
1
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6 min read
Day 5: Structured Output & Multimodality – LangChain’s Festive Fusion of AI Precision & Power!
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Day 5: Structured Output & Multimodality – LangChain’s Festive Fusion of AI Precision & Power!

#langchain #ai #structuredoutput #multimodelai
1
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3 min read
🔓 Day 4: Unlocking LangChain’s Power — Tools, Tool Calling & Messages
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🔓 Day 4: Unlocking LangChain’s Power — Tools, Tool Calling & Messages

#langchaintutorial #ai #llm #promptengineering
1
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4 min read
📅 Day 3: Understanding AI Memory in LangChain – A Shimla Travel Analogy 🇮🇳
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📅 Day 3: Understanding AI Memory in LangChain – A Shimla Travel Analogy 🇮🇳

#langchain #ai #aws #aimemory
3
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4 min read
🚀 Day 2: Understanding LangChain Chat Models
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🚀 Day 2: Understanding LangChain Chat Models

#langchain #ai #aws #langchainmodel
1
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2 min read
📘 Day 1: What is LangChain? A Beginner’s Guide to the AI App Framework
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📘 Day 1: What is LangChain? A Beginner’s Guide to the AI App Framework

#langchain #ai #aws #promptengineering
9
Comments 5
2 min read
Build a Serverless Feedback & Rating System on AWS — Real-Time, Scalable & Event-Driven
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Build a Serverless Feedback & Rating System on AWS — Real-Time, Scalable & Event-Driven

#serverless #dynamodb #cloudformation #lambda
3
Comments 1
3 min read
How I Built an AWS Project Idea Generator Using AI
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How I Built an AWS Project Idea Generator Using AI

#aws #ai #programming #awslearner
40
Comments 15
3 min read
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