Transforming Data Into Actionable Insights

Aspiring Data Scientist & Analyst with expertise in Python, SQL, Power BI, and advanced data analysis techniques. Passionate about driving business value through data-driven solutions.

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Ranganathan

About Me

Aspiring Data Scientist, Analyst, and Developer with expertise in programming languages including Java, Python, Power BI, SQL, Excel, and advanced designing capabilities. Passionate about transforming data into actionable insights and building innovative solutions.

Currently seeking opportunities in Data Analytics, Data Science, and Software Development roles where I can leverage my technical skills and analytical mindset to drive business value.

Services Offered

Resume Maker

Professional resume creation and optimization services

Developer Services

Custom software development solutions

Data Analysis

Comprehensive data analysis to drive business decisions

Featured Projects

E-Commerce Sales Analysis

Data Analysis Power BI Business Intelligence

Conducted comprehensive data analysis using Python and SQL to extract actionable insights from e-commerce sales data. Developed interactive dashboards using Power BI to visualize key performance indicators and business metrics.

Key Achievements:

  • Successfully completed E-Commerce Sales Analysis project and received professional certification
  • Developed interactive dashboards using Power BI for business stakeholders
  • Performed data cleaning and preprocessing to ensure data quality
  • Created data-driven insights that informed strategic business decisions

Tools & Technologies:

Python SQL Power BI Data Analysis Business Intelligence

Retail Transaction Dataset Analysis

Python Exploratory Data Analysis Data Visualization

Analyzed retail transaction data to identify patterns and trends. Performed exploratory data analysis and generated actionable insights for business optimization. Created visualizations to communicate findings effectively.

Key Achievements:

  • Performed comprehensive exploratory data analysis on retail transaction data
  • Identified key patterns and trends in customer purchasing behavior
  • Generated actionable insights for business optimization
  • Created effective visualizations to communicate findings

Tools & Technologies:

Python Google Colab Data Analysis Data Visualization
View Project on Google Colab

Retail Sales & Customer Analysis SQL Project

SQL Data Analysis Business Intelligence

Analyzed retail sales data using SQL to identify key insights such as sales performance, profitability, customer behavior, and regional performance. Worked with a dataset containing fields such as Order ID, Order Date, Customer Name, Region, Category, Sales, Profit, Quantity, Discount, and Segment.

Key Insights:

  • The West region achieved the highest sales and profit
  • Technology category generates the largest profit margin
  • Corporate customers contribute the most revenue
  • Sales peak during Q4 months due to holiday season
  • Profit margin averages between 10-15% across categories

Tools & Technologies:

SQL Database Management Data Analysis Business Intelligence

Technical Implementation:

  • Created database and table structures for retail data
  • Calculated Total KPIs (Sales, Profit, Quantity, Orders)
  • Analyzed Profit Margin percentages
  • Performed Regional and Category-based sales analysis
  • Identified Monthly and Yearly sales trends
  • Analyzed Top 10 customers by sales performance
  • Evaluated Profit by Customer Segment
  • Implemented Cumulative Sales calculations

Technical Skills

Programming Languages

  • Python - Data analysis, automation, machine learning
  • Java - Application development
  • SQL - Database management and queries

Tools & Technologies

  • Power BI - Interactive dashboards and reports
  • Excel - Advanced formulas, pivot tables, data analysis
  • Data Visualization - Creating insightful visual representations
  • Machine Learning - Building predictive models
  • Data Cleaning - Data preprocessing and preparation

Core Competencies

  • Work Level: Individual, Core, Result Driven
  • Leadership: Building Work Relationships
  • Analytical thinking and problem-solving

Professional Experience

Data Analyst Engineer - Intern

Internship Studio | Chennai, Tamil Nadu

June 2025 - August 2025

  • Conducted comprehensive data analysis using Python and SQL
  • Developed interactive dashboards using Power BI
  • Performed data cleaning and preprocessing
  • Created data-driven insights for business decisions
  • Collaborated with team members on analytics projects

Achievement: Successfully completed E-Commerce Sales Analysis project and received professional certification

Education

Bachelor of Computer Application

University of Madras, Chennai

Bachelor of Arts

University of Madras, Chennai

Certifications

E-Commerce Sales Analysis

iStudio (Certified: June 14, 2025)

Certificate Number: ISDTAT410532

Data Analytics Internship

iStudio (June 2025 - August 2025)

Certificate Number: ISDTAT410532

Data Analytics Training

iStudio (Issued: August 6, 2025)

Certificate Number: ISDTAT410532

Additional Certifications

  • Programming Foundations: Relational Databases Essential Training
  • Data Methods
  • SQL for Data Analysis
  • Python for Data Science
  • Machine Learning Basics

Get In Touch

Interested in working together or have a project in mind? I'd love to hear from you!

Email

ranganathan2003@yahoo.com

Phone

+91 9342833196

LinkedIn

linkedin.com/in/ranganthan-r

Location

Chennai, India