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Elijah Oluwatobi Adewuyi

Elijah Oluwatobi Adewuyi

Certified

Data Analyst

Obafemi Awolowo University | Nigeria

Technologies

My Portfolio Highlights

My New Certification

Data Analyst

My New Certification

Data Analyst

Transforming Data into Actionable Insights | Data Analyst Specializing in Visualization, Reporting & Strategy

My Work

Take a look at my latest work.

DataLab

Project: Analyzing Students' Mental Health

DataLab

Project: Exploring NYC Public School Test Result Scores

DataLab

Extended Project: Analyzing Motorcycle Part Sales

DataLab

Project: Analyzing Crime in Los Angeles

DataLab

Project: Visualizing the History of Nobel Prize Winners

DataLab

Project: Hypothesis Testing with Men's and Women's Soccer Matches

DataLab

Project: Investigating Netflix Movies

article

Assessment of Chemistry Curriculum Implementation in Senior Secondary Schools in Ife Central LGA, Osun State

PythonExcel
package

Trading Analytics Dashboard

ExcelPower BI
github

GitHub - AdewuyiEO/DataAnalytics-Assessment: This project provides SQL solutions to an assessment focused on querying relational databases. It covers tasks such as identifying high-value customers, analyzing transaction frequencies, flagging inactive accounts, and estimating customer lifetime value (CLV).

SQLGit
dataset

Human Resources (HR) Dashboard for Workforce Analytics With Tableau

TableauExcel
article

Educational Research Project – Influence of Practical Activities on Retention in Biology

PythonExcel
article

Interactive Sales and Customer Dashboards Using Tablea

TableauExcel
article

Car Sales Dashboard

Excel
article

Teacher's Awareness and Usage of Improvised Instructional Resources in Learning Chemistry in Osun State Secondary Schools

PythonExcel
article

Sales Strategy Project

SpreadsheetsExcel
package

HR Analytics in Power BI

ExcelPower BI
article

Assessment of Biotechnology Curriculum Implementation – Osun State, Nigeria

PythonExcel
DataLab

Project: Analyzing Students' Mental Health

My Certifications

These are the industry credentials that I’ve earned.

Data Analyst

Data Analyst

Other Certificates

Datacamp Professional Data Analyst

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

Courses

Introduction to Python
Introduction to SQL
Introduction to Power BI
Intermediate SQL

My Work Experience

Where I've interned and worked during my career.

Upwork Frelance | Apr 2025 - Apr 2025

Trading Analyst

Developed an interactive Excel dashboard for a private trading client to analyze historical trade data and track key performance metrics. • Designed custom KPI cards, trend lines, and financial indicators that visualized profit/loss trends, win rates, gross profit, number of trades, and average trade value. • Analyzed the client's previous trading strategy, identifying weaknesses and recommending improvements that led to better trading results. • Applied financial analysis techniques to uncover actionable insights, supporting a more disciplined and data-informed trading approach. • Enhanced expertise in Excel automation, financial reporting, and data visualization through real-world client-facing analysis.
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Pens and Printers | Apr 2025 - Apr 2025

Sales Strategy Analysis Project

Conducted a comparative analysis of three sales approaches (Email, Call, Email + Call) for a newly launched office stationery product line. Analyzed customer engagement and revenue generation across over 14,000 customer interactions . Identified that the Email + Call approach delivered the highest average revenue per customer ($12.98), indicating superior efficiency per interaction. Recommended a dual-strategy: using Email + Call for high-value customers and Email for broader outreach to optimize sales outcomes. Proposed improvements including reducing call duration and regional targeting to enhance overall sales strategy effectiveness.

Faculty of Education, Obafemi Awolowo University | Sep 2023 - Present

Research Analyst

Conducted in-depth academic data analysis to evaluate student performance and trends across 15+ undergraduate research projects. • Utilized Python and Excel to clean, process, and visualize large educational datasets, improving clarity and usability for project teams. • Collaborated with faculty on research design and execution, contributing insights that shaped project direction and results • Delivered statistical findings that supported faculty decisions and informed curriculum improvements. • Developed Excel-based reports and dashboards to track student academic progress, enhancing visibility for both supervisors and students.

My Education

Take a look at my formal education

BSc. Education in Chemistry and EducationObafemi Awolowo University | 2024

About Me

Elijah Oluwatobi Adewuyi

Data Analyst skilled in Python, SQL, Excel, and data visualization. Experienced in turning raw data into insights, building dashboards, and supporting data-driven decisions. Passionate about solving problems and delivering business value remotely.

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