Ray Moholisa - Data Scientist, CSIR

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Work Background

Council for Scientific and Industrial Research (CSIR)Research Data Scientist

May. 2023 - May. 2024South Africa

mothers2mothersSenior Researcher-Quantitative Analytics and Strategic Information

Sep. 2021 - Aug. 2022Cape Town, Western Cape, South Africa

University of Cape TownPostdoctoral Research Fellow in Machine Learning Algorithms for Disease Detection

Jul. 2019 - Dec. 2019Cape Town Area, South Africa

University of Cape TownPost Doctoral Fellow in Genetic Epidemiology

Apr. 2018 - Mar. 2019Cape Town Area, South Africa•Academic Literature Search •Developing statistical protocols •Create/Review datasets for R •Developing statistical models to analyze genetic epidemiology data in R •Prepare and deliver reports for interim and final analyses •Independently managed all statistical aspects of projects •Provide statistical mentoring to MSc and PhD Students in the department •Participate in team meetings and activities

University of Cape TownPhD Candidate in Pharmacometrics

Mar. 2011 - Apr. 2018Cape Town Area, South Africa•Created/Reviewed NONMEM Datasets •Programmed, Performed and Validated PK/PG derived parameters using NONMEM and PLINK including listings, tables, figures and statistiscal apppendices •Created/Review Dataset for R and STATA •Programmed, Performed and Validated multiple imputation, Cox Proportional Hazard Multiple Failure Event Modelling in R and STATA •Working according to International Conference on Harmonization Good Clinical Practice standards. •Attended local and international conferences

Stellenbosch University Bio-Statistician

Oct. 2015 - Dec. 2016Tygerberg Hospital•Prepare derived datasets for the analyses using SAS and/or Microsoft Excel •Performed the statistical analyses including survival analysis, linear regression analysis, longitudinal analysis and logistic regression analysis, and statistical modeling (GLM, Logistic model, Cox model, GEE and Mixed Model) of clinical trials and observational studies using R and STATA •Prepare and deliver reports for interim and final analyses •Contribute to the interpretation and publication of research results •Independently managed all statistical aspects of projects •Provide statistical advice to researchers in the department •Participate in team meetings and activities •Participate in objective setting, performance management •Working according to International Conference on Harmonization Good Clinical Practice standards.

University of Cape TownData Administrator, Department of Radiation Oncology

Apr. 2009 - Mar. 2014Cape Town Area, South Africa•Reporting - Performing data analysis using Microsoft Excel(Pivot Tables,T-tests, Chi-squared tests etc) •Extract, manipulate, and report data to meet management requests •Data Entry and Database Maintenance •Data Integrity-Running queries to analyze and cleanse data •Working according to International Conference on Harmonization Good Clinical Practice standards

University of Cape TownMSc Medical Biochemistry

Feb. 2008 - Feb. 2011Cape Town Area, South Africa•Study Questionnaire Design •Created Database Using Microsoft Excel •Participant Recruitment, Data Collection and Specimen Collection •Sample Preparation and Processing including Serum or Plasma seperation and DNA Extraction •Performed and Validated PCR Analysis of DNA •Performed and Validated Method for Measuring Serum/Plasma Enzyme Levels •Performed Statistical Analysis of correlating relationships between genetic polymorphisms in ACE, XPNPEP2 and B2R genes and ACE-Inhibitor induced Angioedema and Cough •Performed Statistical Analysis of correlating relationships between serum or plasma levels of in ACE and APP and ACE-Inhibitor induced Angioedema and Cough •Performed Statistical Analysis of correlating relationships between serum or plasma levels of in ACE and APP with genetic polymorphisms in ACE and XPNPEP2 genes •Working according to International Conference on Harmonization Good Clinical Practice standard

University of Cape TownBSc(Medical)(Honors) Medical Biochemistry Graduate

Feb. 2007 - Dec. 2007Cape Town Area, South AfricaMinithesis Title:Molecular Docking and Kinetic Characterization of Novel Angiotensin Converting Enzyme Inhibitors