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100rabheimer/README.md

Hi there, I'm Saurabh Pandey

About Me

I am a Backend-GenAI Full Stack Developer and B.Tech Information Technology student (Class of 2028) at KIET Group of Institutions.

I enjoy working close to the backend — designing clean APIs, managing data flows, containerizing services, and ensuring systems behave reliably under load.

Tech Stack I Use

Languages

JavaScript Python C++ SQL

Frontend & Backend

React Node.js Express.js FastAPI

Databases

PostgreSQL MongoDB MySQL Supabase

Cloud & DevOps

AWS Docker Vercel GitHub

AI / GenAI

Hugging Face OpenAI LangChain

Tools

Postman Swagger Stripe Git

Projects & Work

MeterForge — Internship Capstone (FlyRankAI)

  • Built a multi-tenant usage-metering and billing backend
  • Implemented exactly-once metering with idempotency keys
  • Added quota enforcement, cost calculation, and Stripe Checkout + webhooks
  • Containerized with Docker Compose and PostgreSQL

GitHub: https://github.com/100rabheimer/MeterForge

InvoiceIQ — AI-Powered Invoice Processing System

  • Designed an end-to-end pipeline using Tesseract OCR + LayoutLM
  • Extracted structured data (vendor, date, invoice number, total) from invoice images
  • Combined FastAPI ML service with Express.js/MongoDB backend and React dashboard

GitHub: https://github.com/100rabheimer/InvoiceIQ

VaayuAI — Delhi-NCR Air Quality Sentinel

  • Built a dual-sided AQI platform for citizens and policymakers
  • Computed cleanest commute routes using real-time pollution data
  • Added GRAP policy simulation sandbox and offline-capable PWA

Live Demo: https://delhi-aqi-sentinel.vercel.app/
GitHub: https://github.com/100rabheimer/vaayu-ai

Task API & Polite Scraper (FlyRankAI)

  • Built a secure RESTful task-management service with JWT auth and Docker
  • Created a cache-first Node.js scraping pipeline that safely processes 60+ pages

🏆 LeetCode Stats

LeetCode

LeetCode Stats

Language & Activity

Contact

       

Pinned Loading

  1. InvoiceIQ InvoiceIQ Public

    AI-powered Invoice Processing System using React, Node.js, FastAPI, MongoDB & LayoutLM.

    JavaScript

  2. polite-scraper polite-scraper Public

    JavaScript

  3. student-organizer-flutter student-organizer-flutter Public

    Dart

  4. task-api task-api Public

    JavaScript

  5. Telecom-Customer-Churn-Prediction Telecom-Customer-Churn-Prediction Public

    Jupyter Notebook

  6. vaayu-ai vaayu-ai Public

    JavaScript