---
title: "Premkumar S - Junior Data Analyst in Chennai | Tal"
description: "Meet Premkumar S, Junior Data Analyst based in Chennai. AI stack includes antigravity, claude code, and claude."
image: "https://tal.club/meet/premkumar-s-2/share-image"
---

# Premkumar S on Tal

## Headline

Junior Data Analyst

## About

I’m S Premkumar, a passionate and dedicated Junior Data Analyst at Sulekha, with a strong interest in data engineering and data analytics\. I thrive on learning new technologies and applying them to solve real\-world problems\. I hold a Bachelor's degree in Computer Science Engineering from Velammal Engineering College, Chennai\. With a solid foundation in coding and analytical thinking, I enjoy transforming raw data into meaningful insights that drive informed decisions\. Currently, I’m working with tools and technologies such as Python, SQL Server, BigQuery, and Looker Studio to support data\-driven strategies\. I take pride in being persistent, detail\-oriented, and always open to exploring and mastering new skills in the evolving world of data\. Let’s connect and share knowledge\!

## Location

Chennai

## AI stack

antigravity

claude code

claude

cursor

perplexity

ChatGPT

## Work experience

Junior Data Analyst at Sulekha, May 2025 \- Present · 1 yr 6 mos, Chennai, • Built and maintained ETL pipelines using Python, Pandas, PyODBC, and Psycopg2 for data integration across SQL Server, PostgreSQL, BigQuery, Redis, Cosmos DB, and Azure Blob Storage • Led database migration projects from Azure SQL Database to Azure Database for PostgreSQL, ensuring data accuracy, consistency, and scalability • Designed metadata\-driven ETL frameworks for incremental data synchronization and dependency\-aware pipeline execution, improving processing performance and reliability • Developed and automated Azure Data Factory \(ADF\) pipelines for enterprise data movement, integration, and data quality management • Developed Azure OpenAI\-powered NLP solutions to automatically classify inbound WhatsApp messages and improve customer response routing • Built Machine Learning models using Random Forest and feature engineering to predict customer recharge and renewal likelihood • Developed Streamlit dashboards to visualize ML predictions and provide business stakeholders with real\-time analytical insights • Built SEO and search analytics solutions using BigQuery, Azure Log Analytics \(KQL\), and Python to monitor crawl activity, impressions, and lead conversion • Developed near real\-time data synchronization frameworks across databases, cloud services, and CRM platforms • Automated bulk Excel data processing by implementing schema detection, validation, and PostgreSQL loading, reducing manual data processing • Built and maintained Power BI and Looker Studio dashboards for KPI tracking, funnel analysis, and leadership reporting • Developed full\-stack business applications using ASP\.NET Core, React, C\#, and Dapper, including Location Management and CRM analytics platforms • Developed administrative tools for managing business listing rankings, trust scores, campaign insights, and operational data on Sulekha\.com

Data Engineer at datakulture, Sep 2024 \- Dec 2024 · 4 mos, Chennai, • Analyzed retail\-domain datasets covering procurement, warehouse management, and inventory optimization to generate operational insights\. • Designed relational data models and built stored procedures for dynamic, user\-input\-based data retrieval\. • Implemented database triggers to capture deleted records for audit tracking; built a Python solution to store user inputs as JSON and load into SQL Server\. • Built interactive Power BI dashboards for profit analysis, sales trend tracking, and inventory optimization\.

Gen AI Engineer Trainee at PALGenie Technologies Private Limited, Sep 2024 \- Sep 2024 · 1 mo, Chennai, • Developed a GenAI\-powered Q&A system that rendered AI\-generated answers to user queries on uploaded files using OpenAI and FastAPI\. • Built a secure login API using FastAPI and JWT \(JSON Web Tokens\) for user authentication and authorization\. • Designed custom, context\-aware, and format\-specific prompts; analyzed chat transcripts to classify formal vs\. informal communication\. • Gained foundational knowledge of symmetric and asymmetric cryptography concepts\.

Web Development Intern at NSICLTD, Jan 2023 \- Jan 2023 · 1 mo

Internship at DigitalVeli Technologies, Jan 2023 \- Jan 2023 · 1 mo

## Education

B\.E, Computer Science and Engineering, Velammal Engineering College

HSC \(CBSE\), PCCM, Maharishi Vidya Mandir Senior Secondary School

[View the original profile](https://tal.club/meet/premkumar-s-2)

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