NGUKUSUK LAWRENCE BARNABAS

Data Analyst/Data Scientist/Machine Learning Engineer

About

Detail-oriented Data Analyst with a B.Sc. in Mathematics (CGPA 4.41/5.0) and hands-on, project-based experience analyzing real-world datasets across retail, e-commerce, and agricultural domains. Proficient in Python (Pandas, NumPy, Matplotlib, Seaborn), SQL, Excel, and Power BI, with a track record of cleaning, analyzing, and visualizing datasets of up to 10,000 records and building interactive dashboards to deliver actionable, data-driven insights and strategic recommendations. Seeking to leverage analytical expertise to drive data-driven decision-making in a dynamic tech environment.

Work

DecodeLabs

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Data Analyst Intern

Remote, Remote, Nigeria

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Summary

Led a comprehensive data analytics internship, applying full workflow expertise to deliver actionable insights across diverse projects and enhance data readiness.

Highlights

Executed a hands-on internship covering the full analytics workflow across 3 projects: data cleaning, exploratory data analysis (EDA), and SQL-based analysis.

Cleaned and preprocessed a real-world Excel dataset with Python and Pandas, resolving over 300 missing values and removing duplicates to produce an analysis-ready dataset.

Conducted exploratory data analysis with Pandas, Matplotlib, and Seaborn to uncover data distributions, patterns, and variable relationships.

Performed SQL-based analysis in SQLite, writing queries for extraction, filtering, joins, and aggregation to generate critical business insights.

Documented methodology and outcomes for each project to ensure reproducibility and clear stakeholder communication, enhancing team collaboration and knowledge sharing.

Education

University of Jos

Jos, Plateau, Nigeria
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Bachelor of Science (B.Sc) Mathematics Grade: CGPA: 4.41/5.0

Awards

NYSC Merit Award, Certificate of Merit & Discharge Certificate

NYSC

Recognized for outstanding leadership qualities, meritorious service, and contributions during the mandatory National Youth Service Corps program.

Languages

English

Hausa

Certificates

Internship Certificate in Data Analytics

Decode Labs

MTN ICT and Business Skills Training Phase 7

MTN

Data Literacy: What is it and why does it matter

Coursera

Excel Fundamentals for Data Analysis

Coursera

Introduction to Data Analytics with Python

Alison

Data Analytics Essentials

Cisco Networking Academy

Skills

Programming

Python, Pandas, NumPy, Matplotlib, Seaborn, SQL.

Tools & Platforms

Excel, Power BI, Google Sheets, Jupyter Notebook, SQLite, DB Browser for SQLite, Tableau, AWS, Azure, GCP.

Data Analysis

Statistical Analysis, Data Visualization, Data Cleaning & Preprocessing, Exploratory Data Analysis (EDA), Report Generation, Data Governance.

Version Control

Git, GitHub.

Interests

Hobbies

Reading, Travelling, Playing Chess.

Projects

Customer Churn Prediction Model

Summary

Developed a machine learning model to predict customer churn using various machine learning libraries.

Retail Sales Analysis

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Summary

Conducted an end-to-end analysis of 1,000 retail transactions to identify key revenue drivers and inform strategic inventory, pricing, and marketing recommendations.

Superstore Sales & Profitability Analysis

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Summary

Performed comprehensive analysis of 9,994 superstore orders to identify profitability drivers, regional disparities, and optimize sales and customer retention strategies.