Khusbhu O- Senior Data Scientist

Major Projects

AI-Powered Research Paper Chatbot with Chrome Extension

Designed and developed a Chrome extension for uploading academic PDFs and enabling conversational Q&A. Built FastAPI backend services for parsing documents, managing chat sessions, and integrating LLMs for intelligent responses. Implemented document chunking, embedding with Hugging Face models, and Retrieval-Augmented Generation (RAG) using ChromaDB for accurate, context-aware answers. Ensured system reliability, responsiveness, and scalability across research queries and document comparison workflows.

USA

Frontend:

Chat UI
CSS
HTML
JavaScript

Backend:

FastAPI

AI/ML/NLP:

Hugging Face
LLM integration
Meta Llama 3

Automated OCR-Based Document Verification System

Developed an AI-driven document verification system to validate user-filled form data against structured datasets. Extracted text from scanned PDF forms using OCR and compared it with reference Excel data using word and character error rate (WER/CER) metrics. Designed matching logic with configurable thresholds to automate acceptance or rejection. Streamlined the bank's verification process by eliminating manual review through intelligent automation and format normalization.

India

Frontend:

Custom web interface

Backend:

Python

Database:

MongoDB

AI/ML/NLP:

LLM integration
PaddleOCR

AI-Powered Resume and Job Description Matching Platform

Enhanced an intelligent job matching platform by optimizing resume-to-job description alignment using advanced NLP and GenAI techniques. Researched and integrated multiple embedding models to improve contextual understanding and match accuracy. Leveraged LLMs to extract key information from resumes and job posts, refining the core matching algorithm. Conducted performance benchmarking, extensive testing, and debugging to ensure reliable, accurate, and scalable matching functionality within the recruitment platform.

India