Nicolas de Rémacle

Senior Data Scientist at Attraqt
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Contact Information
Location
Greater Paris Metropolitan Region, FR
Languages
  • French Native or bilingual proficiency
  • English Professional working proficiency

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Bio

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Experience

    • United Kingdom
    • IT Services and IT Consulting
    • 1 - 100 Employee
    • Senior Data Scientist
      • Sep 2019 - Present

      Making research and developing deep learning models for recommendation and search engines. Making research and developing deep learning models for recommendation and search engines.

    • France
    • Hospitality
    • 700 & Above Employee
    • Data Scientist
      • Apr 2016 - Sep 2019

      Project: Inside a team of Data Scientists and Data Engineers, development of an autonomous machine learning solution able to find optimal prices for all hotels owned by the company. I was hired as an intern by Accor during the 6 first months and hired by LumenAI as a consultant for Accor during the 15 next months. I'm currently hired by Accor as a Data Scientist. Realization: * Developing machine learning solutions to solve the endogeneity issue for markov decision process in continuous action space. * Developing fast optimization algorithm for non differentiable constraints problems. (Genetic Algorithms, Multi Agents Systems) * Developing deep learning architectures for multivariate times series problems. (MLP, CNN, RNN, MDN) * Developing distributed learning architecture on Amazon Web Services. (Docker, AWS Batch/ECS/ECR) * Developing anomaly detection and measurement algorithm for sequential data. (Machine Learning, Econometric theory) * Developing a simulator of the hotel market place. (Simulation Methods, Game Theory, Economics) * Developing internal Python libraries. * Take the lead for the Data Science and the Software Development part of the project. Technology: * Python, Spark, Tensorflow, Scikit-Learn, XgBoost, Hive, Kafka, MySQL, Docker, Git/GitLab, PyCharm, Sphinx, Linux, Hadoop, Amazon Web Services Show less

    • France
    • Software Development
    • 1 - 100 Employee
    • Data Scientist
      • Nov 2016 - Dec 2017

      I was consultant for AccorHotels during 14 months (see description above) and I have developed a Factorization Machine algorithm and some deep learning architectures for lumenAI. I was consultant for AccorHotels during 14 months (see description above) and I have developed a Factorization Machine algorithm and some deep learning architectures for lumenAI.

    • Belgium
    • International Affairs
    • 1 - 100 Employee
    • Statistician Economist Intern
      • Apr 2015 - Sep 2015

      Project: I have presented to the company a research project on Randomized Control Experiment applied to time varying market data which they have accepted. The goal of this internship was to develop a new experimental strategy to measure the return on investment of any Merchandising or Marketing campaigns realized by the company in its tracked pharmacies. Realization: * I have empirically proved the possibility to realize a precise causal experiment using Statistical Learning models and Econometric tools. * I helped the Merchandising department to deliver more robust analyses. Technology: * R * Stata Show less

    • France
    • Higher Education
    • 100 - 200 Employee
    • Teaching Assistant in Microeconomics
      • Sep 2014 - Dec 2014

      I gave tutorials in Microeconomics to a class of 48 freshmen in Economy during 20 hours. The goal was to help them to solve exercises and better understand the course taught by the professor Philippe Alby. I gave tutorials in Microeconomics to a class of 48 freshmen in Economy during 20 hours. The goal was to help them to solve exercises and better understand the course taught by the professor Philippe Alby.

    • Economist Intern - International Strategic Coordination Department
      • Jun 2014 - Aug 2014

      The International Coordination Strategic department aims to coordinate all strategies of the countries where the company have an office with the headquarter vision. Mission and Realization: * Creation of a statistical report on country performances enabling improvement of the company visibility on worldwide performances. * Using Time Series modeling to predict the short run profit for all brands owned by the company. * Showing the interest for the company to use mathematical tools to help business decision makers. Technology: * Eviews * Excel Show less

Education

  • Ensae ParisTech
    Master’s Degree, Data Science
    2015 - 2016
  • Toulouse School of Economics
    Master's Degree, Economics
    2013 - 2015
  • Toulouse School of Economics
    Bachelor's Degree, Economics
    2010 - 2013
  • Barral
    Baccalaurat, Economic, Mathematic and Sociology
    2006 - 2010

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