Profile Details

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Hire Esther T.

South Africa

USD 10 /hr

Freelance Biostatistician and data analyst | Expert in R, Stata | 3+ years of experience in scientific writing

Profile Summary

I am an insightful and data-driven public health researcher with over two years of experience in epidemiology and biostatistics across Sub-Saharan Africa. My expertise lies in designing monitoring and evaluation (M&E) plans, managing complex datasets, and conducting impactful research to promote evidence-based practices. My Professional Experience & Core Skills MERL & Implementation Science: I have a proven track record of designing M&E indicators and logic frameworks aligned with CDC and USAID standards. I specialize in data quality assurance, cleaning, and producing comprehensive reports to optimize health programs. Advanced Quantitative Analysis: I am highly proficient in complex statistical methodologies, including spatial analysis, multi-level modeling, survival analysis (Cox Proportional Hazards), and regression modeling (linear, logistic, and Poisson). Technical Toolkit: I have advanced skills in Stata and Microsoft Excel, with intermediate proficiency in R/RStudio. I also utilize ArcGIS, Tableau, REDCap, and DHIS 2 for data visualization and management. Policy & Strategy: During my time with the United Nations Population Fund (UNFPA), I integrated Sexual and Reproductive Health and Rights (SRHR) needs into national policy documents and conducted high-level research for the Secretary-General’s report. My Research Projects Maternal Health in the DRC: I designed and implemented a research protocol using DHS/MICS datasets to evaluate the uptake of Intermittent Preventive Treatment (IPTp-SP) for malaria among pregnant women. Climate Change & Mental Health: I completed an independent scoping review focused on the intersections of climate change and mental health. HIV Testing Uptake: I conducted independent research on the prevalence and factors associated with HIV testing among sexually active young men (ages 15-24) in the DRC. Education & Professional Training Master of Science in Epidemiology: I have my MSc in Implementation Science at the University of the Witwatersrand. Academic Foundation: I hold a Bachelor of Health Science Honours and a Bachelor of Public Health from the University of the Witwatersrand and Monash South Africa. Certifications: I have formal training in Statistical Analysis with R, Tableau Visualization, Clinical Good Practice, and Specialised Project Management. Additional Qualifications Bilingual Communication: I am a native French speaker and professionally fluent in English.

Subject Matter Expertise

• ☆ Biostatistics
• ☆ Data Analysis
• ☆ Data Visualization
• ☆ Data Collection
• ☆ Statistics
• ☆ Statistical Theory
• ☆ Regression Analysis
• ☆ Multivariate Analysis
• ☆ Nonlinear Regression
• ☆ Survey Design
• ☆ Study Design
• ☆ Statistical Review
• ☆ Spatial Statistics
• ☆ Medical Statistics
• ☆ Health Data Analysis
• ☆ Trend Analysis
• ☆ Environmental Science
• ☆ Environmental Health
• ☆ R
• ☆ Tableau
• ☆ Public Health
• ☆ Epidemiology
• ☆ Course Content Writing

Services

• Writing
• Research
• Data & AI

Writing Clinical Trial Documentation, Medical Writing, Non-Medical Regulatory Writing, Technical Writing

Research Meta-Research, Feasibility Study, Fact Checking, Gap Analysis, Gray Literature Search, Scientific and Technical Research, Systematic Literature Review, Secondary Data Collection

Data & AI Statistical Analysis, Data Visualization, Data Cleaning, Data Processing

Work Experience

Climate Change and SRHR Intern

United Nations Population Fund Eastern and Southern Africa Office

July 2025 - December 2025

Education

Master Science in Epidemiology in Implementation Science

University of the Witwatersrand

January 2024 - December 2025

Bachelor Of Health Science Honours In Public Health in Public Health

University of the Witwatersrand

January 2023 - December 2023

Certifications

• Fundamentals of Visualization with Tableau

  coursera

  May 2025 - May 2025

• Statistical Analysis with R for Public Health

  coursera

  December 2024 - March 2025

• Clinical Good Practice

  NIDA Clinical Trials Network

  January 2025 - January 2025

• Specialised project management

  The Wits School of Public health

  October 2024 - October 2024

• M&E fundamentals

  Global Health eLearning Center

  December 2020 - December 2020