Writing & Thoughts

The Blog

Deep dives into full-stack development, AI engineering, cloud architecture, and lessons learned from real-world projects.

AILangChainRAG

Building a Full-Stack AI Medical Agent with LangChain and RAG

A deep dive into how I built a conversational AI medical assistant using LangChain, vector databases, and a RAG pipeline to answer medical queries with accurate, contextual responses.

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Sandeep Yadav
AWSS3CloudFront

Deploying a Full-Stack E-Commerce App on AWS with S3 and CloudFront

How I migrated an e-commerce application from a local dev environment to AWS, using S3 for image storage, CloudFront for CDN, and EC2 for the backend.

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Sandeep Yadav