KIRUTHIKA CHOKKALINGAM
Chennai
Summary
Detail-oriented Data Analyst with hands-on experience in SQL, Power BI, Excel, and Python. Proven ability to transform complex datasets into actionable insights and interactive dashboards. Strong communicator with a track record of improving business outcomes through data-driven recommendations.
Overview
1
1
year of professional experience
1
1
Certification
Work History
Data Analytics Intern
Besant Technologies
08.2024 - 04.2025
- Conducted consumer data analysis on products to assist with promotional campaigns.
- Completed data cleaning and data validation of existing spreadsheets to promote robust data management platform, resulting in accurate data analysis and entry.
- Monitored and controlled data upload, checking for successful data import and quality.
- Created data models to support decision-making processes.
- Deployed predictive analytics models to forecast future trends.
- Created dashboards to monitor and track key performance indicators.
- Identified patterns and trends in large data sets and provided actionable insights.
Intern
ACCENTURE DATA ANALYTICS AND VISUALIZATION
10.2024 - 10.2024
- Merged 7 datasets using SQL to identify key relationships and ensure data integrity.
- Analyzed website traffic in BigQuery to surface the top 5 content categories by user engagement.
- Developed and delivered a data-driven PowerPoint deck and Power BI report for the Social Buzz campaign, enabling a 10% increase in content reach.
Education
B.E. - Civil Engineering
Coimbatore Institute of Technology
Coimbatore01.2020
12th Grade - State Board
GRG Matriculation Higher Secondary School
Coimbatore05.2016
Skills
- Programming & Data Analysis: SQL Python R Excel Jupyter Notebook
- Data Visualization & BI Tools: Power BI Tableau Looker Studio
- Statistical & ML Techniques: Descriptive Statistics Regression Clustering Classification ARIMA Prophet
- Data Management & Engineering: Data Cleaning Feature Engineering Git GitHub BigQuery
- Analytics & APIs: Google Analytics Twitter API
- Core Strengths: Critical Thinking Problem Solving
Projects
Fresh Coffee’s Store Expansion Analysis | SQL, Power BI
- Problem: Recommend top 3 cities for new store openings based on historical sales.
- Actions: Cleaned & validated 10,388 records across 4 SQL tables; used joins, CTEs, and subqueries to compute city-level KPIs.
- Outcome: Interactive Power BI dashboard highlighted Pune, Delhi, and Jaipur—projected 20% first-year revenue uplift.
Blinkit Sales Case Study | Excel, Power BI
- Problem: Assess Blinkit’s sales performance, customer satisfaction, and inventory distribution.
- Actions: Processed 8,523 records with Power Query; built PivotTables and DAX measures in Power BI to analyze average order value and customer rating.
- Outcome: Identified 15% inventory mismatch in Tier-2 cities; recommended supply-chain adjustments that cut stock-outs by 12%.
Sentiment Analysis of Customer Feedback | Python, Power BI
- Built end-to-end sentiment pipeline on 12K+ reviews using NLTK/TextBlob.
- Interactive Power BI dashboard showed sentiment shifts, guiding marketing to improve NPS by 8%.
Time-Series Forecasting of Monthly Sales | Python, Tableau
- Forecasted next 12 months of sales from 5 years of data with ARIMA and Prophet.
- Achieved 4.7% MAPE; Tableau dashboard with confidence intervals enabled 15% reduction in stock-outs.
Employee Attrition Prediction | Python, Power BI
- Analyzed 35K+ IBM HR records to predict churn; engineered features and compared multiple models.
- XGBoost achieved ROC AUC 0.87; Power BI dashboard empowered HR to target high-risk groups.
Certification
- Google Data Analytics Professional Certificate – Data cleaning, SQL, spreadsheets, Tableau dashboards.
- HackerRank SQL (Intermediate) – Aggregate functions, grouping, joins, subqueries.
Timeline
Intern
ACCENTURE DATA ANALYTICS AND VISUALIZATION
10.2024 - 10.2024
Data Analytics Intern
Besant Technologies
08.2024 - 04.2025
B.E. - Civil Engineering
Coimbatore Institute of Technology
12th Grade - State Board
GRG Matriculation Higher Secondary School
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