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Pauline Winnie

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Data Analyst
Nairobi, Nairobi County, Kenya

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Starting at USD10/hour
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Résumé


Jobs verified_user 0% verified
  • ADEC Innovations
    Data Analyst
    ADEC Innovations
    Oct 2024 - Mar 2026 (1 year 6 months)
    As a Data Analyst, I conducted comprehensive data analysis and validation to support operational and compliance reporting, ensuring high-quality datasets for informed decision-making. I successfully cleaned, organized, and structured large datasets, achieving a 98% accuracy rate in data preparation, which significantly reduced error margins in subsequent analyses. My role included implementing routine checks and audits that identified inconsistencies, improving data reliability by reducing errors by 25%. I developed a streamlined data validation checklist that has since been adopted by the team. Through thorough data validation processes, I ensured alignment with business rules and standards, leading to a 30% reduction in data rework, there
  • Unify
    Junior Data Scientist (Freelancing)
    Unify
    Jan 2024 - May 2024 (5 months)
    • Successfully utilized Python as a Junior Data Scientist at Unify to implement advanced unsupervised machine learning techniques, specializing in classification problems. • Developed and executed a data-driven strategy that significantly improved client risk assessment by identifying three primary factors contributing to client default. • Streamlined data analysis processes through the development of Python scripts, enhancing operational efficiency by 20%. • Demonstrated proficiency in utilizing machine learning libraries such as Scikit-Learn, TensorFlow, and Keras in problem-solving and predictive modeling. • Expertly interpreted complex data, presented clear insights, and made data-driven recommendations, which influenced company
  • F
    Freelancer
    Sep 2023 - Mar 2026 (2 years 7 months)
Education verified_user 0% verified
  • M
    Data Science
    Moringa School – Nairobi, Kenya
    Aug 2023 - Aug 2024 (1 year 1 month)
  • J
    Bachelor of Science in Mathematics (Actuarial Science & IT)
    Jaramogi Oginga Odinga University – Kisumu, Kenya
    Jan 2015 - Dec 2018 (4 years)
Projects (professional or personal) verified_user 0% verified
  • Moringa School
    Customer churn
    Moringa School
    Jan 2024 - Mar 2024 (3 months)
    The main task is to determine three factors that cause customers to churn at a telecommunications company.