Brenda Bonareri Jematia

About

Data scientist with a quantitative engineering background and experience in Python, SQL, statistical analysis, machine learning, and data visualization. Experienced in transforming raw operational data into actionable insights, building predictive models, automating analytical workflows, and developing dashboards for business decision-making.

Experience

• Engineer Trainee
  Geothermal Development Company (GDC)
  Jan 2026 – Present
• Administrative Assistant
  Multiplex Works Limited
  Dec 2024 – Present
• Data Analyst / Scientist
  May 2024 – Present
• Operations Trainee
  Kenya Pipeline Company
  Feb 2022 – Dec 2022

Education

• ProDev Backend Engineering Certification
  ALX
  Backend Engineering · 2025 – 2025
• B.Sc. in Petroleum Engineering
  Kenyatta University
  Petroleum Engineering · Jul 2022

Skills

• SQL
• Python
• Machine Learning
• Power BI
• Data Cleaning
• Feature Engineering
• Matplotlib
• NumPy
• Pandas
• scikit-learn
• Plotly
• Data Modeling
• ETL
• Excel
• Statistical Analysis
• Exploratory Data Analysis
• Data Pipelines
• Predictive Modeling
• R
• Data Automation
• Jupyter
• CSV Processing

Projects

• Telco Customer Churn Analysis
  Python, Logistic Regression, Random Forest, XGBoost, Power BI

  Built predictive models, cleaned and transformed large datasets, and created a Power BI dashboard with retention insights and business recommendations.

• Kwanza Tukule - Sales Analysis Project
  Python, Power BI, Pandas, NumPy, Matplotlib, Seaborn

  Analyzed large sales datasets to clean, transform, and explore trends. Built an interactive Power BI dashboard to visualize sales performance, customer segments, and product-level insights.

• Data-Driven Job Platform API
  Python, Django REST, Celery, Redis, Docker, Kubernetes

  Designed database models, authentication workflows, and application tracking features. Implemented Celery for async tasks and Redis for caching. Containerized and deployed using Docker and Kubernetes.

Courses & certifications

• ALX ProDev Backend Engineering Certification · ALX · 2025
• Supply Chain Foundations · CSCMP
• PMP Basics · Project Management
• Women Techsters Bootcamp
• Excel for Data Analysis · IBM
• Python for Data Science · Anaconda

⚽ Extracurricular activities

• Society of Petroleum Engineers

  Organizer

🤝 Volunteering

• Statistics Without Borders · Volunteer Data Analyst
• Society of Petroleum Engineers · Organizer
• Kenya Wildlife Service · Wildlife Volunteer