Jay Chauhan
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Technical Articles

Insights, tutorials, and case studies from my experience building software products.

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Tutorial10 min readApr 15, 2026

Building Production RAG Pipelines with LangChain and Qdrant

A practical guide to building Retrieval-Augmented Generation systems — from document ingestion and vector embeddings to LLM inference with citation grounding.

RAGLangChainQdrantGenAIPython
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Case Study8 min readMar 20, 2026

Building Fintech Microservices with FastAPI

Architecture decisions, real-time data patterns, and lessons from building production trading and mutual fund backends serving thousands of users.

FastAPIPythonMicroservicesFintechArchitecture
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Tutorial12 min readOct 10, 2024

Deploying Next.js to AWS: A Production-Ready Guide

Step-by-step tutorial on deploying a Next.js app to AWS with SSR, CDN, CI/CD, and monitoring — the complete production setup.

Next.jsAWSDevOpsCI/CD
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Jay Chauhan

Backend & AI Engineer specializing in Python, FastAPI, and GenAI systems. Building scalable fintech microservices and RAG pipelines. Always building, always learning.

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© 2026 Jay Chauhan. Crafted with passion and precision from Surat, India.