CV

Summary

Data Scientist with extensive experience in data analysis, statistical computing, and machine learning. Demonstrated success in deploying predictive models using Python, SQL, and R while managing large datasets and complex projects. Proven ability in transforming data into actionable insights, preparing reports, and designing visualizations that support data-driven decision-making.

Technical Skills

• Programming & Query Languages: Python (NumPy, Pandas, Scikit-learn, Matplotlib, Seaborn), R (tidyverse, ggplot2, dplyr), MATLAB, SQL (MySQL, BigQuery)
• Statistical Modeling & Machine Learning: Regression (Linear/Logistic/Lasso), Decision Trees, Random Forests, K-Means, Bayesian Methods, ARIMA, Hyperparameter Tuning (Bayesian Optimization), Time Series Analysis & Clustering
• Analytics & Visualization Tools: Power BI, Looker Studio, Tableau, Excel (VBA), Qlik
• Other Tools & Competencies: SPSS, STATA, Statistical Package, Conjoint Studies, Communication & Stakeholder Reporting, Experimental Design, Medallia, Qualtrics

Professional Experience

Washington University in St. Louis — Research Data Scientist

Saint Louis, MO | Aug 2023 – Present

• Conducted causal inference research using double machine learning and mediation analysis to evaluate healthcare outcomes
• Managed large-scale electronic health records using SQL and advanced preprocessing methods
• Executed statistical computing in Python and R to develop and interpret causal pathways

East Tennessee State University — Data & Quantitative Support Instructor

Johnson City, TN | Aug 2021 – May 2023

• Taught data structures, algorithms, and statistical reasoning
• Assessed coursework for over 50 students with quantitative rubrics
• Integrated clustering, predictive modeling, and Bayesian inference in academic instruction

TechnoServe — Data Scientist

Accra, Ghana | Aug 2019 – Jul 2021

• Developed machine learning models for business forecasting
• Performed EDA and statistical modeling using Python and SQL
• Built dashboards with Power BI and automated reporting systems
• Conducted A/B testing and campaign effectiveness evaluation

Education

• MSc in Computer Science, Washington University in St. Louis (2023 – 2025)
  GPA: 3.5/4.0
  Coursework: Data Mining, Machine Learning, Systems Security, Bayesian Methods in ML, Advanced Algorithms, Introduction to Data Science, Quantitative Methods, Data Wrangling

• MSc in Mathematical Sciences, East Tennessee State University (2021 – 2023)
  GPA: 3.7/4.0
  Coursework: Predictive Analytics, Data Analytics & Visualization, Theory of Matrices, Operations Research I & II, Complex Analysis, Real Analysis I

• BSc in Mathematics with Economics, University of Cape Coast (2015 – 2019)
  GPA: 3.6/4.0
  Coursework: Statistical Methods, Numerical Methods, Mathematical Modeling, Mathematical Economics

Projects

• Spam Email Classifier using Structural Risk Minimization
  Built a spam classifier with ridge regression, hinge loss, and logistic regression (AUC: 0.98)

• Name Gender Classification with Naive Bayes
  Developed classifier with categorical Naive Bayes, achieving 80% accuracy and evaluating class imbalance

• Gaussian Process Regression for Housing Price Prediction
  Designed regression models using RBF, linear, and polynomial kernels (lowest RMSE: 2.29)

• Neural Network for Real Estate Analytics
  Built feedforward neural net using ReLU and gradient descent (train RMSE: 1.42, test RMSE: 2.40)

• Robot Control Regression (Kaggle Competition)
  Led feature engineering with XGBoost and Random Forests (RMSE: 0.154 in-sample, 0.183 out-of-sample)

Certifications & Training

• Neural Networks and Deep Learning — DeepLearning.AI (Apr 2024)
• Supervised Machine Learning — DeepLearning.AI (Mar 2024)
• Databases and SQL for Data Science with Python — IBM (Mar 2024)
• Introduction to Healthcare — Stanford University (May 2024)
• Quantitative Research Job Simulation — JPMorgan Chase & Co. via Forage (May 2025)
• Data Science Job Simulation — British Airways via Forage (May 2025)

Honors & Awards

• Tutor of the Week — East Tennessee State University (Sep 2022)
• Dean’s Award — School of Physical Sciences, University of Cape Coast (2016, 2017, 2018)

Service and leadership

• Member - Abstract Algebra Club, East Tennessee State University
  • Engage in periodic seminars with professors and other resource persons
• Mathematical Association of Ghana
  • Organized Voluntary Teaching for High School Students in the University of Cape Coast
• Free Tuition - University of Cape Coast
  • Organized free tutorials to prepare first year students for their examination
• Welfare Committee Member - Kwame Nkrumah Hall, University of Cape Coast
  • Ensured the welfare of my floor members