Head of Data Science & BI · Deputy CAIO at Veepee

Georges Kohnen

Data, ML, AI and GenAI leader · PhD Physicist

25data & ML people led
€3bn+annual e-commerce revenue supported
100+peer-reviewed publications
60+volunteers led at YOUFM

Professional summary

Data leader with a PhD in Physics and 8+ years building and scaling machine learning and AI at Veepee, one of Europe’s leading e-commerce groups.

Progressed from full-stack data scientist to Head of Data Science, now leading the personalisation, pricing, forecasting and search domains and the adoption of AI and Generative AI across the business. Core member of the company-wide GenAI initiative, shaping strategy and designing and delivering hands-on LLM training.

Combines deep scientific and statistical foundations (100+ peer-reviewed publications, including in Science and Nature) with proven leadership of multidisciplinary teams and trusted partnership with senior business stakeholders.

Areas of expertise

  • Data Leadership
  • Machine Learning
  • Artificial Intelligence
  • Generative AI & LLMs
  • Personalisation & Recommender Systems
  • Pricing
  • Forecasting
  • Search
  • Team Management
  • Stakeholder Relations
  • Communication
  • Cloud Data Platforms

Professional experience

Veepee

Brussels, Belgium · 2017 – present

Formerly Vente-Privée / Vente-Exclusive

  1. Head of Data Science & Business Intelligence, Deputy CAIO2026 – present
    • Lead an organisation of 25 data scientists, ML, data and analytics engineers across four distinct teams, responsible for Data Science and Business Intelligence projects.
    • Co-owner of Veepee’s AI roadmap.
  2. Head of Data Science2022 – 2026
    • Led an organisation of 20 data scientists and ML engineers across three teams, responsible for the Personalisation, Pricing, Forecasting and Search domains, supporting €3bn+ annual e-commerce revenue and serving millions of customers across Europe.
    • Owned data science strategy and roadmap; trusted partner to business and product leadership, advising and reporting to C-level.
    • Core member of the company-wide Generative AI team (since 2024): shaping GenAI strategy around RAG and Agentic AI, building and delivering internal GenAI training programmes, and driving governance and responsible adoption of LLMs.
    • Represented the company as a speaker on data science and AI at industry congresses and conferences.
  3. Data Science Team Manager2019 – 2022
    • Managed a multidisciplinary data science team of up to 7 people, owning Forecasting and Pricing initiatives end-to-end.
    • Increased forecasting accuracy, leading to measurable warehouse efficiency gains, and grew margin rates through automated B2C pricing.
    • Primary liaison with internal stakeholders, aligning data science delivery with business priorities.
    • Grew team capability, ways of working and delivery while mentoring data scientists and engineers.
  4. Full-Stack Data Scientist2017 – 2019
    • Key role in building and maintaining the personalisation engine for the Vente-Exclusive homepages (Benelux), significantly increasing conversion rate and revenue.
    • Designed and deployed large-scale data pipelines on Google Cloud Platform using PySpark, Dataflow, BigQuery and Bigtable.

Devoteam

Belgium · 2016 – 2017
  1. Data Science Consultant2016 – 2017
    • Advised clients on data science and analytics projects as an external consultant.

Teaching & research

FNRS / Université de Mons — IceCube Neutrino Observatory

2003 – 2017
  1. Research Scientist2003 – 2017
    • Data analysis and pattern recognition on petabyte-scale datasets for the IceCube international collaboration spanning three continents.
    • Designed and maintained project-wide databases and high-energy-physics computing infrastructure at ULB and UMONS.
    • Authored 100+ peer-reviewed publications (including in Science and Nature) and delivered 50+ talks at conferences, meetings and outreach events.

Université de Mons (UMONS)

Mons, Belgium · 2011 – 2016
  1. Researcher and Lecturer in Astrophysics2011 – 2016
    • Delivered university lectures and supervised PhD and Master’s students.

ICHEC Brussels Management School

Brussels, Belgium
  1. Guest Lecturer
    • Taught data science and quantitative topics to business-school students.

Education

  • PhD in PhysicsUniversité de Mons
    2005 – 2010
  • Advanced Studies Degree (DEA) in Physical SciencesUniversité de Mons-Hainaut
    2003 – 2005
  • Master’s Degree in Physical SciencesUniversité de Mons-Hainaut
    1999 – 2003

Technical skills

AI & Machine Learning
Neural networks, Bayesian & frequentist statistics, Monte Carlo, hypothesis testing, Generative AI & LLMs, RAG, Agentic AI, recommendation & personalisation systems, pricing & forecasting models, search
Programming
Python (incl. PySpark), C++, R, SQL
Cloud & Big Data
Google Cloud Platform (BigQuery, Dataflow, Bigtable), HDFS, MongoDB, various SQL dialects
Tools & Platforms
Linux, macOS, Windows, Git, data-centre & infrastructure management
Leadership
Team management, stakeholder management, project ownership, training & mentoring

Languages

  • LuxembourgishNative
  • FrenchFluent
  • EnglishFluent
  • GermanAdvanced
  • DutchBasic

Leadership & engagement

  • Founder & President, YOUFMUMONS university non-profit radio station · built and lead a team of 60+ volunteers
    since 2007
  • Freelance producer, Radio 100,7Luxembourg National Public Radio
    since 1996