Timo P. Kunz, Software Developer in London, United Kingdom
Timo P. Kunz

Software Developer in London, United Kingdom

Member since June 18, 2020
Timo is a data scientist and former IT consultant with a quantitative PhD and over 10 years of retail, eCommerce, and pricing experience. He has implemented state-of-the-art statistical methods for a variety of small and mid-sized companies mainly using the SQL/Python data science tech stack and Google Cloud environment.
Timo is now available for hire




London, United Kingdom



Preferred Environment

Google Cloud, Python, SQL Server DBA

The most amazing...

...thing I have done in terms of monetary impact, is the implemention of various predictive customer value models. One model improves a plethora decisions.


  • Senior Data Scientist

    2016 - 2016
    Yoox Net-A-Porter Group
    • Developed customer behavior models (e.g. customer value, various segmentations, and algorithmic customer feature identification).
    • Implemented and tested models and algorithms that were created (e.g. gender identification for personalization; customer value for bidding and conversion optimization).
    Technologies: Amazon Web Services (AWS), SQL, Python
  • Data Scientist

    2015 - 2016
    Morrison Supermarkets PLC
    • Conceptualized, coded, and implemented various customer behavior models (e.g. delivery slot pricing, customer lifetime value, customer lapse propensity).
    • Analyzed ad hoc projects in order to inform business decisions (e.g. range, targeting, conversion, advertisement).
    • Pioneered predictive and prescriptive data sciences in the online business.
    Technologies: Google Cloud, SPSS Modeler, SQL, Python
  • PhD Candidate

    2010 - 2014
    Lancaster University
    • Studied for my PhD in operations research (main research interest: demand modelling for retail pricing and revenue management, operationalization of transaction retail data).
    • Wrote a thesis titled: ”The retail revenue management problem: studies on the interplay of data, demand, and price models”.
    • Wrote papers that were published. More details can be found in my portfolio.
    Technologies: SQL, SAS, R, MATLAB
  • Retail Consultant

    2007 - 2010
    • Worked as a consultant for analytical retail price optimization solution.
    • Implemented projects for international retail clients (e.g. Boots, and Dansk Supermarked).
    • Did analytical work as a member of the global competence center “Retail Price Optimization”.
    Technologies: Databases, SAP, Visual Basic for Applications (VBA)


  • Main Publications

    Wrote a paper that was published: "The impact of practitioner business rules on the optimality of a static retail revenue management system - An empirical analysis of the solution space" in the Journal of Revenue & Pricing Management 14, 198-210 (June 2015). It was about the effect of data preprocessing on a retail price optimization system. Also was published in Decision Support Systems 84, 16-27 (February 2016).


  • Languages

    SQL, Python, Visual Basic for Applications (VBA), R, SAS
  • Libraries/APIs

    Pandas, Matplotlib, Scikit-learn
  • Paradigms

    Data Science, Database Development, DevOps
  • Other

    Quantitative Analysis, SAP, Data Structures, Algorithms, Optimization Algorithms, ERM, Optimization
  • Tools

    MATLAB, SPSS Modeler, Amazon SQS, SPSS
  • Industry Expertise

    Retail & Wholesale
  • Platforms

    Amazon Web Services (AWS), Google App Engine
  • Storage

    SQL Server DBA, Databases, MySQL, Microsoft SQL Server, Google Cloud


  • PhD in Operations Research
    2010 - 2014
    Lancaster University - Lancaster, Lancashire, England

To view more profiles

Join Toptal
Share it with others