Skip to content

Tech blog · India

Tech blogs on code, architecture and AI.

Deep dives into React.js, AI and ML integration, MERN stack patterns, and lessons from building production applications at scale in India — written by Deepak Kumar.

What it covers

  • javascript35 articles
  • Node.js34 articles
  • Engineering22 articles
  • React22 articles

+ 183 more topics in the archive

80 articlesLatest · Sept 2026
Where the archive has depth — every article is reachable from this page.

Showing 4 articles tagged openai. Clear filter

Lead article

Build a RAG App with LangChain, OpenAI & Node.js — Step by Step

· 12 min read 0 views

How I built a Retrieval-Augmented Generation system at India Today Group for intelligent article search and content automation using LangChain, OpenAI, and MongoDB Atlas Vector Search.

AI/MLLangChainOpenAINode.jsRAG
Read the article

More on this topic

Switching AI Models in Node.js Invoice Summarization

Learn how to effectively switch AI models for invoice summarization using Node.js, maintaining accuracy and cost-efficiency.

node.jsaiinvoice summarizationopenai
04:52 pm IST4 min readNode.js0 views

About the author

Deepak Kumar

Sr Software Engineer at India Today Group | Aaj Tak

Building scalable web applications and Generative AI systems. Writing about React, Node.js, AI and the engineering lessons from 9+ years of production work.

More about me

Follow along

New articles land here as they publish. Subscribe in any reader.

RSS feed
Message me