Ghassen Ben Hmidene

Ghassen Ben Hmidene

Senior Data scientist
France
Arabic, English, Deutsch, Spanish, French, German

About Me

Senior Data Scientist at Société Générale with experience leading data science projects end-to-end, including requirement gathering, data preparation, feature engineering, implementation, and monitoring. Has built predic…

Experience

Senior Marketing Data Scientist

Société Générale
Nov 2019 - Present · 6 years 8 months

- Led a team of data scientists to design, prototype, implement and test predictive and prescriptive analytic models like product recommendation system, churn modeling, customer segmentation and customer life time value
- Worked with business teams to identify critical business problems and opportunity areas and translate business questions into quantitative analyses
- Led Data Science projects during all phases of the development life cycle including requirement gathering and analysis, data preparation, data featuring, implementation and monitoring
- Worked with cross-functional partners in product, engineering, marketing, and operations to achieve business goals
Performed feature selection from over 1500 features using Population Stability Index and CMIM Provided analytic insights and advice to maximize the business impact
- Conceptualized and architected a predictive model to accurately predict the customer likelihood of consumer credit subscription on the website

Senior Marketing Data Scientist

Société Générale
Jan 2019 - Present · 7 years 6 months

Led a team of data scientists to design, prototype, implement and test predictive and prescriptive analytic models like product recommendation system, churn modeling, customer segmentation and customer life time value
Worked with business teams to identify critical business problems and opportunity areas and translate business questions into quantitative analyses
Led Data Science projects during all phases of the development life cycle including requirement gathering and analysis, data preparation, data featuring, implementation and monitoring
Worked with cross-functional partners in product, engineering, marketing, and operations to achieve business goals
Performed feature selection from over 1500 features using Population Stability Index and CMIM
Provided analytic insights and advice to maximize the business impact
Conceptualized and architected a predictive model to accurately predict the customer likelihood of consumer credit subscription on the website
Performed DBSCAN clustering to understand customer backgrounds and segment the customers based on their transaction behavior for customized product offering
Built and industrialized fraud classifier model to detect dangerous emails (phishing, scam, spam) using Word2Vec and Natural Language Processing
Built classification models on customer review comments and email data using Latent Dirichlet allocation and Deep learning algorithms like CNN, RNN and LSTM
Assisted Data Scientist to build Auto-encoder Deep Learning model to detect application shutdown

Tech Lead-Entrepreneurship

Société Générale
Jan 2018 - Jan 2019 · 1 year

Participated in Entrepreneurship Program to create a real estate digital startup in Schoolab incubator
Conducted interviews, conceptualized, and built product prototype to meet customer needs
Managed end-to-end process including observation, growth hacking, client acquisition and A/B testing

Data Scientist

Société Générale
Jan 2017 - Jan 2019 · 2 years

Risk Management intern

EY
Jan 2015 - Jan 2015

Audited critical platforms of a telecommunication operator
Created risk cartographies related to the data center and call center of the operator and followed the risk mitigation plan
Performed interviews with relevant process owners and executives within Technical Direction

Data Scientist

Société Générale
Feb 2017 - Oct 2019 · 2 years 8 months

- Performed DBSCAN clustering to understand customer backgrounds and segment the customers based on their transaction behavior for customized product offering
- Built and industrialized fraud classifier model to detect dangerous emails (phishing, scam, spam) using Word2Vec and Natural Language Processing
- Built classification models on customer review comments and email data using Latent Dirichlet allocation and Deep learning algorithms like CNN, RNN and LSTM
- Assisted Data Scientist to build Auto-encoder Deep Learning model to detect application shutdown

Tech Lead

Société Générale
Oct 2018 - Mar 2019 · 5 months

- Participated in Entrepreneurship Program to create a real estate digital startup in Schoolab incubator
- Conducted interviews, conceptualized, and built product prototype to meet customer needs
- Managed end-to-end process including observation, growth hacking, client acquisition and A/B testing

Risk Management intern

EY
Jun 2015 - Jul 2015 · 1 month

- Audited critical platforms of a telecommunication operator
- Created risk cartographies related to the data center and call center of the operator and followed the risk mitigation plan
- Performed interviews with relevant process owners and executives within Technical Direction

Skills

Arabic Banking & Finance Banking Operations Big Data Advance Communication Data Evaluation Data Mining English Language Proficiency French Marketing Python Teradata Data Analytics & Data Viz Big Data & Software Eng. Spark (Pyspark Sparklyr Spark Streaming) SQL H2o Jupyter keras TensorFlow Shiny Hadoop HDFS Yarn Hive Kafka Oozie Postgresql Kedro Docker Unit Tests Pytest Git Flask Presentation skills Data analytics Data visualization Big data Software engineering Apache Spark PySpark Sparklyr Spark Streaming H2O Keras PostgreSQL Unit testing pytest Population Stability Index CMIM DBSCAN Word2Vec Natural Language Processing Latent Dirichlet Allocation Deep learning CNN RNN LSTM Autoencoder A/B testing Growth hacking
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