Image de profil de ngarag
@ngarag
Drapeau de Zimbabwe Chitungwiza, Zimbabwe
Membre depuis le 24 mai 2019
0 Recommendations

ngarag

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I am a certified data scientist and statistician with an more than 10 years of both academic and enterprise experience. I am very competent with a large range of data engineering systems and tools, including, but not limited to: Apache Hadoop, HDFS, Cassandra, Storm, TIBCO Spotfire, Tableau, DB2, SQL, MySQL, Sybase, Oracle, SAP, Cognos, Microstrategy, Pentaho, Informatica Power Analyzer, IBM Cloud, EC2, Elastic MapReduce, Citrix, VMware, SQL Plus, SQL Loader, Oracle DBA Studio, ODBC, DB2 Utilities Suite, STATA, SPSS Statistics, SPSS Modeler, SPSS Analytic Server, SAS, R, Matlab, Nvivo, [login to view URL], Linux, UNIX (Oracle-Solaris, HP-UX, IBM AIX), Intel servers, 3COM servers, HP Blades ML/DL/SL, IBM x86 Servers, Dell PowerEdge, Java, Apache C, C++, Visual Basic, Perl, J2EE, .NET, UML, Python, among a host of other systems and architectures. I always insist on professionalism and always work hard to, at least, meet client requirements, but at best, to go beyond client expectations.
$15 USD/hr
6 commentaires
3.2
  • 100%Travaux complétés
  • 63%Selon le budget
  • 63%Dans les temps
  • 14%Taux de Réembauche

Portfolio

Avis récents

  • image de Rama A. Data Analysis IMOS $125.00 USD

    “very polite ... professional and great follow up”

  • image de Ben K. Project for Gary N. -- 2 €57.00 EUR

    “Gary did SSPSS data analysis for me again. As usual, the collaboration went very smoothly and quickly, which is why I was able to finish my work much faster than planned. I'm looking forward to the next collaboration!”

  • image de Ben K. Project for Gary N. €20.00 EUR

    “Another day, another SPSS project for Gary. He fulfilled the task very fast and delivered satisfying results. Thanks, Gary!”

  • image de Ben K. SPSS Data analasys €37.00 EUR

    “Gary did a great job! He analyzed data for me in SPSS and did that super fast. It was a pleasure to work with him. Hope to do that in the future again!”

  • image de Sarah P. Simple Research Design/Statistics $35.00 CAD

    “Gary is a hard worker, very kind, fluent in English and willing to learn from mistakes and always do better!”

  • image de Hilary H. survey data into graphs - today $90.00 AUD

    “Brilliant. Gary is a very skilled survey analyst and excel guru - I will definitely find him to work with him again.”

Expérience

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 See less

Éducation

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

  • US English Level 1
    90%

Vérifications

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