---
title: "ARUNRAJ R U - Data Scientist in Chennai | Tal"
description: "Meet ARUNRAJ R U, Data Scientist @HCL-GUVI ( Ed-Tech) | AI Mentor | Developer of Gen AI & LLM-Powered Applications | Expert in RAG, LLM, NLP, Deep Learning, Machine learning, Python & SQL | Public Speaker| AI Engineer based in Chennai. AI stack includes aistudio, gemini, and hugging face."
image: "https://tal.club/meet/arunraj-r-u/share-image"
---

# ARUNRAJ R U on Tal

## Headline

Data Scientist @HCL\-GUVI \( Ed\-Tech\) \| AI Mentor \| Developer of Gen AI & LLM\-Powered Applications \| Expert in RAG, LLM, NLP, Deep Learning, Machine learning, Python & SQL \| Public Speaker\| AI Engineer

## About

Data Scientist \| Mentor \| Building AI\-Powered Applications \| Guiding the Next Generation of AI Talent I’m a passionate Data Scientist and dedicated Mentor, empowering learners to understand and apply cutting\-edge technologies like Generative AI, LLMs, NLP, and Deep Learning\. I specialize in building scalable, real\-world AI solutions that drive business impact\. With hands\-on experience in Retrieval\-Augmented Generation \(RAG\), Python, SQL, and Machine Learning, I bridge the gap between theory and practical implementation\. Whether I’m solving complex data problems or mentoring aspiring AI professionals, my mission is to unlock the true potential of Artificial Intelligence\. 🔹 Mentoring 100s of learners in AI & Data Science 🔹 Building & deploying intelligent applications using Gen AI & LLMs 🔹 Expertise in NLP, Deep Learning, ML, SQL, Python 🔹 Translating business challenges into scalable AI solutions Let’s connect if you're building with AI or learning it I'm here to guide, build, and collaborate\.

## Location

Chennai

## AI stack

aistudio

gemini

hugging face

openai

## Work experience

Data Scientist at HCL GUVI, Mar 2025 \- Present · 1 yr 2 mos, Chennai, Tamil Nadu, India

Technical Mentor at Naan Mudhalvan, Mar 2025 \- Apr 2025 · 2 mos, Chennai, Tamil Nadu, India

AI\_ML intern at Intel Corporation, Jan 2025 \- Feb 2025 · 2 mos, Chennai, Tamil Nadu, India

Career transition at Career Break, Feb 2024 \- Dec 2024 · 11 mos, Chennai, Tamil Nadu, India, After seeing limited growth in the automobile field , i decided to change my domain\.I'm currently doing professional Data science certification course in GUVI\.

Senior service advisor at Volkswagen Madras KUN, Feb 2022 \- Jan 2024 · 2 yrs, Chennai, Tamil Nadu, India, Worked as a Senior Service Advisor for 2yrs

## Education

Masters, Data science, Indian Institute of Technology, Madras

Bachelor of Engineering, Mechanical Engineering, Valliammai Engineering College

[View the original profile](https://tal.club/meet/arunraj-r-u)

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