Margaret Sasha Otieno
About
Detail
Nairobi County, Kenya
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Internships
Open to unpaid internships
Résumé
Jobs
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- FFreelancingOct 2025 - Current (6 months)
Education
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- IIBM Data Analytics Professional CertificateOct 2025 - Dec 2025 (3 months)Data visualization, dashboards, Excel analytics, SQL, Python.
- IIBM Data Science Professional CertificateOct 2025 - Dec 2025 (3 months)Foundations of data science, Python for data analysis, SQL, machine learning basics.
- WWomen Techsters – Tech4Dev Program (Data Science And Engineering Learning Track)Sep 2025 - Current (7 months)Career development + technical training for women in tech; focuses on digital & software skills.
- PPredictive Analytics Training – (Python for Data Cleaning, Wrangling & Visualization)May 2024 - Jul 2024 (3 months)Hands-on training in cleaning datasets, exploratory data analysis, and building analytical workflows using Python.
- JBachelor of Science in Data ScienceJomo Kenyatta University of Agriculture and Technology (JKUAT)Jan 2023 - Current (3 years 3 months)Relevant coursework: Linear Algebra, Calculus, Probability & Statistics I-III, Machine Learning Foundations.
- KKCSE A–Kenya High SchoolJan 2019 - Dec 2022 (4 years)
Projects (professional or personal)
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- IInsurance Cost AnalysisFeb 2025 - Mar 2025 (2 months)Analyzed insurance premium drivers using Pandas, NumPy, and Seaborn.Engineered features including BMI categories and smoking status to enhance model accuracy.Built and evaluated regression models with RMSE, improving prediction reliability.
- RResidential Housing Price PredictionJan 2025 - Feb 2025 (2 months)Developed predictive models using Scikit-learn with feature selection and hyperparameter tuning.Produced visualizations of feature importance and error distributions to support decision-making.
- CChicago Data Analysis Using SQL and PythonJan 2025 - Feb 2025 (2 months)Conducted EDA on public Chicago datasets, integrating Python (Pandas) and SQL.Cleaned, joined, and transformed large tables to identify crime patterns, demographics, and infrastructure trends.Created visualizations and aggregation queries that highlighted high-risk areas and under-resourced communities.Generated actionable insights for stakeholders, informing data-driven community safety recommendations.
- CCredit Score Default AnalysisJan 2025Preprocessed customer financial data, encoding categorical variables.Built classification models (Logistic Regression, Decision Trees) and evaluated performance using Precision, Recall, and ROC-AUC.
- IIndia Housing Predictive ModellingAug 2024Completed end-to-end data analysis workflow, including EDA and feature engineering.Trained multiple regression models, evaluated performance using RMSE, and visualized key housing price drivers.