---
title: "Keerthana Rangaraj - Data Analyst in Bengaluru | Tal"
description: "Meet Keerthana Rangaraj, Data Scientist | Computer Vision, ML & Deep Learning | LLMs, RAG & Time Series Forcasting based in Bengaluru. AI stack includes claude code, gemini, and hugging face. Explore public work links including github."
image: "https://tal.club/meet/keerthana-rangaraj/share-image"
---

# Keerthana Rangaraj on Tal

## Headline

Data Scientist \| Computer Vision, ML & Deep Learning \| LLMs, RAG & Time Series Forcasting

## About

I am an enthusiastic Data Scientist with the experience and profound passion for exploring the realms of machine learning, artificial intelligence \(AI\), and deep learning\. My journey in the field of data science has been one fueled by curiosity, dedication, and an insatiable appetite for knowledge\.

## Location

Bengaluru

## AI stack

claude code

gemini

hugging face

langchain

langgraph

ollama

## Work experience

Data Analyst at Axion Ray, Oct 2025 \- Aug 2026 · 11 mos, Bengaluru, • GenAI / RAG: Built a RAG\-based pipeline to tag 50K\+ product complaint records across risk, priority, failure condition, component, and trigger\-word categories, reducing manual tagging and coding effort by 95%\. • PII Redaction: Architected and deployed a 6\-layer pipeline combining Transformer\-based NER, semantic embedding validation, and Llama 3\.2 arbitration for 13 sensitive entity types; achieved 90%\+ precision with sub\-second latency\. • LLM Prompting & Automation: Designed and refined LLM prompts through iterative testing and developed Python scripts for data processing, transformation, validation, and analysis\. • Performed anomaly detection, edge\-case analysis, root\-cause analysis, data validation, reporting, and dashboard development for manufacturing workflows\.

Data Scientist at 5C Network, Aug 2024 \- Jul 2025 · 1 yr, I am excited to announce that I've been promoted as a Data Scientist after doing an internship for 4 months at 5c Network

Data Science Intern at 5C Network, Apr 2024 \- Jul 2024 · 4 mos

## Education

Master of Science \- MS, Data science, Christ University, Bangalore

Bachelor of Science, Information Technology, Dr\.G\.R\.Damodaran College of Science

## Public links

- github: https://github\.com/KeerthanaRangaraj

[View the original profile](https://tal.club/meet/keerthana-rangaraj)

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