vins13pattar (Vinod S Pattar)

👋 About Me

I'm a Principal Engineer at Tharsha Ventures, where I lead engineering for an elder-technology ecosystem — five products spanning community, talent, housing, wealth, and life-planning for India's senior citizens.

🏗️ Building — EldersIndia · EldersTalent · EldersAbode · EldersWealth · LifeArc
🎓 Teaching — Generative AI training at MicroDegree (Bengaluru & Mangaluru)
🤖 Well-versed in — AI agents, LangChain, agentic coding workflows & compliance automation
🇮🇳 Based in — Bengaluru, India

🚀 Featured Projects

🛰️ Flagship Open Source

Project	Description
trackflow-open-source	Multi-tenant GPS tracking SaaS — in-house GT06/H02/Teltonika protocol decoders, real-time MapLibre dashboard, Postgres RLS tenant isolation, Expo mobile tracker. Apache-2.0

🤖 AI Agents & GenAI Systems

Project	Description
multi-agent-knowledge-assisant	Enterprise-grade RAG + multi-agent system — CrewAI, LangGraph, Streamlit, fully Dockerized
feedback-intelligence	Multi-provider LLM system turning raw customer feedback into structured intelligence
code-debugger-assistant	Terminal-based AI debugging assistant — LangChain 1.0 (LCEL) + Textual TUI
n8n-smart-inbox-agent	AI inbox triage on n8n — classifies Telegram/Gmail messages, drafts replies with human approval
dpdpa-compliance	DPDPA 2023 compliance skill for AI coding agents — audit, implement, remediate

📱 Mobile & Product

Project	Description
watery	Gamified water-intake tracker in Expo React Native — streaks, achievements, weather-aware insights
Exotel-WhatsApp ⭐5	Dockerized reference implementation for Exotel WhatsApp Business APIs — REST backend + admin UI
v0-ai-use-case-generator	Stateless Next.js app generating personalized GenAI use cases from your professional profile

🛠️ Developer Tools & Open Source

Project	Description
gh-stars-organizer ⭐8	Organize GitHub stars into intelligent lists using LLMs & embeddings
gen-ai-interview-preparation	Free, open-source, self-hosted GenAI interview prep tool

🎓 Teaching & Learning Resources

Project	Description
Langchain-Byte-sized-lessons	Byte-sized interactive HTML course covering official LangChain v1 docs
langchain-python	Structured collection of LangChain examples
Python-for-Gen-AI ⭐3	Hands-on workspace: Python fundamentals → GenAI building blocks

🛠️ Tech Stack

Core tech stack

Expo LangChain LangGraph n8n Claude

📊 GitHub Stats

GitHub stats Top languages Streak stats Contribution activity graph

🐍 Contribution Snake

🤝 Let's Connect

Open to conversations about GenAI applications, elder-tech, compliance automation, and engineering leadership. Reach me on LinkedIn or via vinodspattar.in.

Pinned Loading

trackflow-open-source Public

Open-source multi-tenant GPS tracking SaaS with protocol decoders, real-time maps, RLS, and mobile tracking.

TypeScript

principal-ai-engineer-handbook Public

Production AI Systems, Agentic AI & Distributed Infrastructure

MDX 96 29

Enterprise-RAG Public

A production-oriented Retrieval-Augmented Generation (RAG) reference application for demos, technical interviews, architecture reviews, and learning. It demonstrates the lifecycle

Python

banking-support-chatbot Public

A modern, multi-agent banking support chatbot built with LangGraph, LangChain, FastAPI, and React.

HTML

gen-ai-interview-preparation Public

A free, open-source, self-hosted tool for Gen AI developer interview preparation.

TypeScript 1

ai-interview-coach Public

Open-source adaptive AI interview coach built with TypeScript, LangChain.js, LangGraph, and Next.js