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Data Analytics Workflow

Overview

This project showcases a complete end-to-end data analytics process. It includes loading and exploring a dataset in Python, cleaning and preparing the data, running SQL queries in PostgreSQL, creating an interactive Power BI dashboard, and presenting the results through a written report and a Gamma presentation. The goal is to demonstrate strong analytical skills, technical proficiency, and the ability to communicate insights clearly.

🛠 Tools & Technologies

Programming / Analysis

  • Python (Pandas, NumPy, Matplotlib/Seaborn)

Database

  • PostgreSQL & SQL

Visualization

  • Power BI

Reporting

  • Gamma (final presentation)

Project Steps

  1. Data Loading & Understanding

Load dataset in Python

Inspect structure, data types, missing values, duplicates

  1. Exploratory Data Analysis (EDA)

Summary statistics

Feature distributions

Correlation analysis

Identification of patterns and anomalies

  1. Data Cleaning

Handle missing values

Remove duplicates

Standardize formats

Create new derived fields if needed

  1. SQL Analysis in PostgreSQL

Upload cleaned data to PostgreSQL

Perform analytical SQL queries (aggregations, joins, filtering, ranking)

Validate insights from Python

  1. Power BI Dashboard

Build interactive dashboard

Highlight KPIs, trends, comparisons, and segmentation

Focus on clear and actionable visual storytelling

  1. Final Report

Summary of project goals, methodology, findings, and recommendations

Includes visualizations and key takeaways

  1. Gamma Presentation

Polished slide deck summarizing insights and business value

Designed for recruiters, stakeholders, or interview presentations

Dashboard

The Power BI dashboard presents:

High-level KPIs

Trend analysis

Category comparisons

Interactive filters to explore insights

Results & Insights

Key trends discovered

Top contributing factors

Opportunities or risks identified

Data-driven recommendations

About

Little project about customer behavior analysis

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