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@ngarag
Flag of Zimbabwe Chitungwiza, Zimbabwe
Member since May 24, 2019
1 Recommendations

ngarag

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I am a professional statistician and data scientist. I am very versatile with a wide range of data engineering architectures and tools such as Hadoop, Cassandra, Tableau, Oracle, SAP, Cognos, Microstrategy, Azure, STATA, SPSS Statistics, SPSS Amos, SPSS Modeler, SPSS Analytic Server, SAS, R, MPLus, LISREL, EViews, MATLAB, Nvivo, [login to view URL], among others. With a great passion towards resolving problems, I am always available to assist organisations and post-graduate students with advanced statistical analyses including but not limited to EFA/PCA, CFA, SEM, Forecasting, Neural Networks, SNA, SVM, KNN, SLRM, ARMA, Discriminant Analysis, Cluster Analysis, Random Forests, GLM, Power Analysis, Decision Tree Analysis, Bayesian Statistics, Spatial Modeling, Multi-Dimensional Scaling, Mann-Whitney, Fisher, ANOVA, MANOVA, MANCOVA, Kruskal Wallis, Wilcoxon, Turkey, Friedman, Box-Cox, McNemar, Linear/Non-Linear Regression and qualitative analyses. Timely quality solutions are always guaranteed!
$15 USD/hr
60 reviews
5.6
  • 97%Jobs Completed
  • 93%On Budget
  • 85%On Time
  • 14%Repeat Hire Rate

Portfolio Items

Recent Reviews

Experience

Senior Data Architect

May 2015

Supervising the implementation of big data analytics Administering database design, architecture, and development Data integration and ETL design, architecture and development Administering cloud computing designing, architecture and development Administering, configuring, monitoring, and performance-tuning Hadoop applications Troubleshooting problems regarding the databases, applications and development tools

Data Scientist

Dec 2008

Designing and building advanced analytics solutions Creating algorithms to extract information from large data sets. Developing predictive algorithms using R, SAS and SPSS Modeler Developing metrics and prototypes that can help drive business decisions. Designing, developing and deploying data analysis systems for large data sets Establishing scalable, efficient, automated processes for model development, validation and implementation

Education

MSc. Business Intelligence Systems and Data Mining

2013 - 2015 (2 years)

Qualifications

IBM Certified Professional - SPSS Statistics (2014)

- IBM -

IBM Certified Professional - SPSS Modeler (2014)

- IBM -

IBM Certified Professional - Cognos BI (2014)

- IBM -

Certified Analytics Professional (2015)

INFORMS

Data Scientist Associate (2013)

- EMC -

Cloudera Certified Professional: Data Scientist (2013)

CLOUDERA

Certifications

  • Preferred Freelancer Program SLA
    100%
  • Numeracy 1
    91%
  • US English Level 1
    90%
  • Statistics 1
    80%
  • Academic Writing
    77%

Verifications

  • Facebook Connected
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