Data-Driven Insights for Business Excellence

Transforming raw data into strategic intelligence that drives revenue growth and operational efficiency across FinTech and E-commerce sectors.

Years Experience

88%

Model Accuracy

₦30M

Cost Savings

Advanced Analytics & Predictive Modeling

Expert in SQL, Python, Tableau, and Power BI - creating solutions that optimize business performance and drive informed decision-making.

15%

Attrition Reduction

Conversion Increase

50+

Projects Delivered

Strategic Data Intelligence Solutions

Bridging the gap between complex data analysis and strategic business decisions for measurable growth and competitive advantage.

20%

Forecast Accuracy

Order Value Increase

100%

Client Satisfaction

Data is not just numbers; it's the story of your business waiting to be told. Every insight unlocked is an opportunity seized.

Chukwuma "Chuks" Okoro

Senior Data Analyst | Business Intelligence Expert

Results-oriented and detail-focused Senior Data Analyst with 7 years of experience transforming complex datasets into actionable business intelligence across the Nigerian FinTech and E-commerce sectors. Highly proficient in SQL, Python (Pandas, NumPy), and advanced visualization tools like Tableau and Power BI. Proven expertise in statistical modeling, A/B testing, and creating dashboards that drive revenue growth and operational efficiency. Seeking to leverage deep analytical capabilities to optimize strategic decision-making in a leading global firm.

Executive Testimonials

"Chuks is indispensable. His analysis of customer churn led to the creation of a new retention model that reduced our monthly customer attrition by 15%. His insights are always clear and highly valuable to the executive team."

Mrs. Amina Hassan

Chief Operating Officer, PayStack Solutions

"We rely heavily on Chuks's financial modeling and forecasting. His work on optimizing inventory levels alone saved the company an estimated ₦30 Million last year. He translates complex data into simple business language."

Mr. Emeka Nze

Head of Supply Chain, E-Marketplace Nigeria

"The reporting dashboards developed by Chuks for our marketing campaigns have been game-changing. We've seen a measurable improvement in our ROAS since gaining real-time access to key performance data. He is truly a force multiplier."

Ms. Ngozi Adebayo

Marketing Director, PayStack Solutions

Data Analytics Projects

Predictive Customer Churn Analysis

Objective: Forecast high-risk customers for proactive retention efforts.

Methodology: Utilized Python (Pandas, Scikit-learn) for Feature Engineering (transaction history, usage frequency, support ticket volume). Employed a Random Forest Classifier model.

88% Accuracy | 15% Attrition Reduction

Python SQL Tableau

E-commerce Conversion Funnel Optimization

Objective: Identify and eliminate friction points in the user journey from viewing to purchase.

Methodology: Designed and analyzed multiple sequential A/B Tests (hypothesis generation, significance testing) across the payment and cart pages.

9% Conversion Increase

SQL R Google Analytics

Inventory Demand Forecasting Model

Objective: Improve accuracy of stock ordering to minimize holding costs and stockouts.

Methodology: Built a Time Series Forecasting Model (ARIMA/Prophet) incorporating seasonality, promotional data, and macroeconomic indicators.

20% Forecast Accuracy | ₦30M Savings

Python Power BI Excel

Skills & Expertise

Technical Skills Mastery

Programming/Databases

SQL (Expert) Python Pandas NumPy Scikit-learn R Bash PostgreSQL MySQL ETL Processes

Visualization/BI Tools

Tableau (Expert) Power BI Google Data Studio Matplotlib Seaborn D3.js

Statistics/Methodology

Statistical Modeling Regression Analysis Hypothesis Testing A/B Testing Time Series Analysis Machine Learning Data Cleaning

Cloud & Tools

AWS (S3, Redshift) Azure GitHub/Git JIRA Excel (Advanced) Apache Spark

Experience & Education

Senior Data Analyst

PayStack Solutions (FinTech) | Jan 2019 – Present

Designed and managed the company’s key performance indicator (KPI) dashboards for executive decision-making using Tableau. Wrote and optimized complex SQL queries for ad-hoc and recurring reports. Collaborated with Product and Engineering teams to define event tracking and data requirements.

M.Sc. in Data Science & Business Analytics

University of Ibadan | 2018

Key Courses: Statistical Modeling, Machine Learning Algorithms, Big Data Technologies, Business Intelligence. Graduated with Distinction.

Business Intelligence Analyst

E-Marketplace Nigeria | Mar 2017 – Dec 2018

Developed weekly sales and inventory reports, identifying supply chain bottlenecks. Conducted market basket analysis to inform cross-selling strategies, leading to a 5% increase in average order value.

B.Sc. in Statistics (First Class Hons)

Obafemi Awolowo University | 2016

Awards: Best Graduating Student in Faculty of Sciences. Specialized in Applied Statistics and Computational Methods.

Data Processing Intern (NYSC)

Central Bank of Nigeria | Oct 2016 – Sep 2017

Assisted the Research Department in data cleaning and preliminary statistical analysis of banking sector figures. Contributed to quarterly economic reports.

Strategic Execution Roadmap

Phase 1: Standardization

Q1 (90 Days)

Establish Centralized Data Governance

Document key metric definitions, build single source of truth (SSOT) data models, and implement data quality standards across the organization.

Key KPI: 99% data consistency across core reports and dashboards.

Phase 2: Predictive Capability

Q2-Q3

Develop Advanced Forecasting Models

Integrate machine learning models for sales and demand forecasting. Implement real-time analytics for dynamic business intelligence.

Key KPI: Reduce quarterly forecasting error rate by 15%.

Phase 3: Deep Insight

Q4 & Beyond

Enable Self-Service Analytics

Train department heads on Power BI/Tableau usage; create department-specific analytical workspaces. Implement automated insights generation.

Key KPI: 70% reduction in ad-hoc reporting requests to the Data Team.

Awards & Certifications

2023

Analyst of the Year

African FinTech Awards - Recognizing excellence in data analytics and business intelligence in the FinTech sector across Africa.

2021

Excellence in Operational Efficiency

PayStack Solutions Internal Award - For outstanding contributions to process optimization and cost reduction through data-driven insights.

Professional Certifications

Certified Data Analyst (CDA)

Tableau Desktop Certified

AWS Data Analytics

Python Data Science

SQL Expert Certification

Azure Data Fundamentals

Contact & Connect

Phone

+234 812 555 7777

Available Mon-Fri, 9AM-6PM WAT

Email

chukwuma.okoro@email.com

Response within 24 hours

Location

Lagos, Nigeria

Open to remote opportunities worldwide

linkedin.com/in/chukwumaokoroData

Connect for professional networking

Twitter/X

@Chuks_Analytics

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