Julien Heiduk

Data scientist, Formateur Machine Learning, Python

Remote from Lille

  • 50.62924999999999
  • 3.057256000000052
24 project(s)
(5 ratings)
3 recommendations
  • Indicative rate €600 / day
  • Experience 7+ years
  • Response rate 100%
  • Response time 4h
Propose a project The project will only begin when you accept Julien's quote.

Confirmed availability

Propose a project The project will only begin when you accept Julien's quote.

Location and geographical scope

Location
Lille, France
Remote only
Works remotely most of the time

Preferences

Project length
  • ≤ 1 week
  • ≤ 1 month
  • Between 1-3 months
  • Between 3-6 months
  • ≥ 6 months
Business sector
  • Travel & Tourism
  • Wine & spirits
  • Transportation
  • Telecommunications
  • Sports
+46 autres
Company size
  • 1 person
  • 2 - 10 people
  • 11 - 49 people
  • 50 - 249 people
  • 250 - 999 people
+2 autres

Verifications

Influence

Languages

  • Anglais

    Limited working proficiency

  • Français

    Native or bilingual

Categories

Skills (16)

  • BigData
  • Beginner Intermediate Advanced
  • Frameworks
  • Beginner Intermediate Advanced
  • Languages
  • Beginner Intermediate Advanced

Julien in a few words

Co-fondateur de Labs On Mars, l'agence Data Science appliquée au SEO, SEA & Marketing.

Nous aidons nos clients à tirer profit des données et de l’intelligence artificielle pour ajouter de l’automatisation et de la prédiction à leur stratégie de référencement naturel (SEO) et payant (SEA). Comment ? À travers une offre de coaching en data science et de développement d’outils sur-mesure.

Portfolio

Experience

Labs On Mars

Digital Agency and IT company

Co-founder - NLP Data Scientist

Lille, France

October 2019 - Today

Labs on Mars provides Data Science consulting services and custom tools development, applied to search engine optimization (SEO)

https://labsonmars.com/

OpenClassrooms - Openclassrooms

Education & E-learning

Formateur Data Scientist & Machine Learning Engineer

Lille, France

June 2019 - Today

I help aspiring Data Scientist & Machine Learning Engineer to achieve their goal !

Jagger-lewis

High Tech

Senior Data Scientist

Tourcoing, France

August 2018 - May 2019

My main goal is to developp the best AI-system for Dog's Activity Recognition. Our purpose is not just to have the best AI-system but to propose the best smart collar for dogs on the market !

In parallel I am developing the research and development part in order to explore other deep learning approaches. To succes theses tasks I am working with a Machine Learning Engineer who is supporting me on the project related to the data.

In addition to the implementation of the machine learning project end-to-end, I am working on the setting up of tools to improve the project management, the data visualisation and the workflow of our data. All of the tools implemented are open source.

OVH - OVH

Telecommunications

Data Scientist

Roubaix, France

December 2016 - August 2018

I focused on the implementation of a recommender system (Products approach), Association Rules, scoring (of interest) and segmentations with the objective of developing the CRM.

I have implemented the time series forecasting with RNN with the aim of predicting the activity at the call center to scale the teams. I have also contributed to the implementation of a Proof Of Concept about the speech to text based on the algorithm WaveNet (DeepMind). I was able to use NLP’s algorithms in order to explore and to do an analysis of the surveys data.

About the tech I use: Pyspark, Hive, Dataiku,Tensorflow and Python

OpenClassrooms - Openclassrooms

Education & E-learning

Mentor Data Scientist

Lille, France

March 2017 - November 2017

Mentoring of students on the Central Supelec Data Scientist Course. Through projects about Machine Learning , DeepLearning, Recommander System and technological survey.

Freelance

Digital Agency and IT company

Data Scientist

Lille, France

February 2017 - June 2018

Consulting Data Scientist - Jagger & Lewis
May 2018 - August 2018
- Set up Machine Learning & Deep Learning models to improve the quality of the solution

Mentor Data Scientist - Self Employed
May 2018 - June 2018

Trainer at Quantmetry, Data Science Consulting
December 2017
3 training days about the Machine Learning with Python and Big Data with Pyspark:
- Algorithm of Machine Learning (Classification - Regression - Clustering)
- Use cases (Risk Prediction)
- Good practices (Exploratory Data Analysis)
- Hadoop - Spark - Churn Prediction with Pyspark (MLlib)

Data Scientist at Pitchr
March 2017 – November 2017
Implementation of an recommender system - Collaborative Filtering Approach - to sort smarter the people around the Pitchr's users. The goal was to sort a list of people caracterized by theirs professional skills in order to increase the number of connections between the users.

Sopra Steria - SOPRA STERIA

Digital Agency and IT company

Statistics Engineer

Lille, France

January 2015 - December 2016

COFIDIS - CRM Analytics (January 2016 à December 2017)
- Implementation of the Data Management Platform

CREDIT AGRICOLE NDF - CRM Analytics (January 2015-January 2016)
- Data Muggling with the platform Cloudera (Hive, Spark...)
- Implementation of ML's algorithm

Créatis - Groupe Cofidis

Banking & Insurance

Chargé d'études statistiques

Lille, France

December 2012 - May 2014

- Reporting to monitor the activity
- Production of KPI to pilot the activity
- Setting up the calculation of bonuses for employees

Seton - Group Brady Corp.

E-commerce

Chargé d'études Marketing

March 2012 - September 2012

- Implementation of Reactivation's score
- Monitoring of Key account
- Rewriting SPSS programs in SAS
- Optimization

24 Malt project(s)

    (5 ratings)

    Ismael Saidani - Genfit

    7/23/2020

    Avoir collaboré avec Julien a été un réel plaisir. Il a su faire profiter l'ensemble de l'équipe de ses connaissances et a été un élément moteur pour nos différents projets. De plus il a une très bonne capacité d'analyse, qui fait gagner un temps précieux pour l'équipe. Je recommande vivement Julien, qui sera un atout pour vos futurs missions.

    Education

    • Hadoop Data Access - Level 1

      IBM - Big Data University

      2016

    • Hadoop Foundations - Level 1

      IBM - Big Data University

      2016

    • Big Data Foundations - Level 1

      IBM - Big Data University

      2016

    • Python & Machine Learning (with Kaggle)

      DataCamp

      2016

    • Python & Machine Learning (with Analytics Vidhya Hackathons)

      DataCamp

      2016

    • Intermediate Python for Data Science

      DataCamp

      2016

    • Python for Data Science

      DataCamp

      2016

    • Master en Ingénierie Statistique et Numérique

      Université de Lille - Master ISN

      2012
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