Paul Roujansky

Data Science Manager at BioSerenity
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Contact Information
us****@****om
(386) 825-5501
Location
Paris, Île-de-France, France, FR

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Experience

    • France
    • Medical Equipment Manufacturing
    • 200 - 300 Employee
    • Data Science Manager
      • Oct 2022 - Present

      ● Lead the data engineering team of Bioserenity Data Science department● Participate in the design and implementation of an AWS distributed cloud computing platform used to run algorithms on various medical data● Develop algorithms for physiological data analysis with the help of experts from the medical sector

    • Lead Data Scientist
      • Feb 2021 - Sep 2022

      ● Lead the Data Science team of the Bioserenity Innovation department● Develop algorithms for physiological data analysis with the help of experts from the medical sector● Participate in the design and implementation of a Google Cloud-based platform used to process data from medical devices developed by Bioserenity Innovation department

    • Technology, Information and Internet
    • Data Scientist
      • Nov 2018 - Jan 2021

      ● Participated in the design and implementation of a modular decoding engine fit for realtime EEG data processing and online adaptation ● Worked on inter-subject transfer learning, decision-making and signal filtering problematics ● Reviewed litterature and implemented novel approaches in the field of BCI ● Participated in the design and implementation of a modular decoding engine fit for realtime EEG data processing and online adaptation ● Worked on inter-subject transfer learning, decision-making and signal filtering problematics ● Reviewed litterature and implemented novel approaches in the field of BCI

  • PCES
    • Région de Paris, France
    • Mathematics Teacher
      • Aug 2018 - Mar 2020

      Prepared classes of high-school students over a 6-month period to the mathematical entry exam of French management schools (including Sciences Po). Prepared classes of high-school students over a 6-month period to the mathematical entry exam of French management schools (including Sciences Po).

    • Research Services
    • 700 & Above Employee
    • Machine Learning Researcher
      • Jun 2017 - Nov 2018

      Applied machine learning techniques to the development of a Brain-Computer Interface (BCI) within the LSCP lab of the "Département d'Etudes Cognitives" (DEC) of Ecole Normale Supérieure (ENS). Applied machine learning techniques to the development of a Brain-Computer Interface (BCI) within the LSCP lab of the "Département d'Etudes Cognitives" (DEC) of Ecole Normale Supérieure (ENS).

    • Germany
    • Banking
    • 700 & Above Employee
    • Fund Derivatives Trader
      • Jul 2015 - Jun 2016

      ● Performed a one-year full-time placement within an Equity Derivatives Trading desk specialised in Mutual Funds. ● Developed a predictive algorithm for the daily net asset values (NAVs) of Mutual Funds, in order to better handle delta hedging, using optimised return-based regression models. The algorithm impacted the whole £2 billion trading book on a daily basis ● Occasionally performed pricing and booking of derivatives products/trades (Options, Swaps) ● Wrote a detailed case-study report on Distributed Ledger Technologies (DLTs), such as Blockchain, and their applications to the financial industry for the attention of the Executive Management Show less

    • France
    • Technology, Information and Media
    • 300 - 400 Employee
    • Applied statistics group work
      • Oct 2015 - May 2016

      ● Took part in an eight-month project along with three other ENSAE students lead by two managers from Ekimetrics ● Conducted an exhaustive statistical analysis on the retail numbers of a major company of the luxury sector ● Developed a loyalty score and identified groups of customers based on classification models (multinomial ordered LOGIT) ● Took part in an eight-month project along with three other ENSAE students lead by two managers from Ekimetrics ● Conducted an exhaustive statistical analysis on the retail numbers of a major company of the luxury sector ● Developed a loyalty score and identified groups of customers based on classification models (multinomial ordered LOGIT)

  • Viewsy
    • London, Royaume-Uni
    • Data-oriented Intern
      • Jun 2014 - Aug 2014

      ● Worked within an international team composed of computer scientists, marketers and sales people for three months. The company provided location analytics to retailers using sensors and computing models ● Developed probabilistic models for various marketing-driven analysis using notably probability theory and ARIMA models ● Worked within an international team composed of computer scientists, marketers and sales people for three months. The company provided location analytics to retailers using sensors and computing models ● Developed probabilistic models for various marketing-driven analysis using notably probability theory and ARIMA models

    • France
    • Aviation and Aerospace Component Manufacturing
    • 700 & Above Employee
    • Company placement
      • Feb 2013 - Mar 2013

      One month company placement on a supply chain One month company placement on a supply chain

Education

  • Ecole nationale de la Statistique et de l'Administration économique
    Engineer's degree, Ingénieur Statisticien-Économiste, Economics, Statistics and Financial Mathematics
    2014 - 2017
  • Université Paris-Saclay
    Master 2 (M2), Data Sciences - Machine Learning, Big Data Computing & Analytics
    2016 - 2017
  • Ecole nationale supérieure des Mines de Saint-Etienne
    Engineer's degree, Ingénieur Civil des Mines, Engineering, Applied Mathematics, Statistics, Industrial Management, IT
    2012 - 2017
  • Institut de Science Financière et d'Assurances (I.S.F.A)
    Actuarial Mathematics, Finance
    2013 - 2014
  • Université Jean Monnet Saint-Etienne
    Licence, Économie-gestion
    2013 - 2014
  • Lycée Kleber
    BAC+2, Classes préparatoires scientifiques (MPSI - MP*)
    2010 - 2012

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