Oluwafeyikemi Akande| Data & Business analysis portfolio

About Me

I am an aspiring Data and Business Analyst with a strong interest in transforming complex datasets into clear, actionable insights that support informed decision making.

I enjoy working at the intersection of data and business understanding problems, defining KPIs, and building dashboards that help stakeholders track performance and identify trends. I have hands-on experience using *ower BI, SQL, Excel, and Python through personal and learning projects focused on data analysis, reporting, and data visualization.

This portfolio showcases projects I’ve completed while developing my analytical, visualization, and problem-solving skills.

My Projects

Global Billionaire Wealth Dataset Analysis

Analyzed global billionaire data to explore wealth distribution across countries, industries, and demographics. Built an interactive Excel dashboard using pivot tables, slicers, and KPIs to communicate key insights, and support high level business understanding of wealth distribution trends..

Documentation View Dashboard

Amazon Sales Performance Analysis

Analyzed an Amazon sales dataset to track sales performance and key business metrics. Built an interactive Power BI dashboard using data modeling, DAX measures, and visualizations to identify trends and monitor KPIs, and support business decisions related to sales performance and revenue analysis.

Documentation View Dashboard

Exploratory Data Analysis of Global Billionaire Data (Python)

Performed exploratory data analysis on a global billionaire dataset using Python in Google Colab. Used pandas and visualization libraries to clean data, analyze distributions, and uncover key patterns.

Documentation View Notebook

Student Performance Sql Analysis

Analysed a student performance dataset containing 1,000+ records using SQL. Performed descriptive and comparative analysis across math, reading, and writing scores to examine performance patterns and group-level differences..

Documentation View SQL Code

Technical Skillset

Data Visualization

Power BI
Excel Dashboards

Data and Business Analysis

SQL
Advanced Excel
Python (Pandas)
Structured Query Language
KPI Definition & Tracking
Performance Analysis
Insight Communication

Data Modeling & ETL

Basic Data Modelling for Reporting
Power Query (Data Transformation)
DAX (Basic Meausres & KPIS)
Data Modelling for Interactive Dashboards