Theo is a Data Scientist currently residing in the UK. He has a passion for statistics and coding, which naturally led him to follow the Data Science path. He is an R evangelist and open source supporter and tries to give back to the community in his free time. He originates from the great city of Thessaloniki in Greece. When not coding, he plays football, listens to music or plays Dota2.
Working as a Principal Data Scientist, building and managing a Data Science TeamSep. 2019 - present
Worked as a Data Science Associate Director, focusing on building OCR, Image Recognition and NLP solutions.Feb. 2018 - Sep. 2019
Worked as a Senior Data Scientist at Sainsbury's, primarily using R and SQL.Sep. 2016 - Feb. 2018
Worked in OMG as a Senior Data Scientist using primarily R and R Shiny.Apr. 2015 - Sep. 2016
Worked in Experian as a Senior Data Analyst using primarily SQL and Python.Oct. 2014 - Mar. 2015
Worked in Experian as a data analyst using primarily SQL and Python.Jun. 2013 - Sep. 2014
Graduated top of the class from the University of Kent UK. The MSc was part of the actuarial science and established a very solid foundation in statistics and data science.Sep. 2012
Completed National Service in the Military working in the Administration Office.Aug. 2011
Graduated from the University of Macedonia in Thessaloniki GR.Jan. 2010
tableHTML is an R package (available on CRAN) used to create HTML tables. Tables can also be styled with CSS and are compatible with markdown, Rmarkdown and R shiny.
RDota2 is an R API client (available on CRAN) used to access Dota2's data. Dota2 is a popular video game created by Valve and available on Steam.
colf is an R package (available on CRAN) used to perform a least squares constrained optimization on a linear objective function.
A Blog Dedicated to the R Programming Language.
Machine Learning, Business Science and Analytics.
An Interactive Application about European Football.
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