Sara BERRADI
Data Analyst
Salary / Daily rate
Paris, France
Freelance
Skills
Languages
About me
Intro
Data Analyst with 7+ years of experience across energy, finance, and e-commerce sectors. Expertise in machine learning, anomaly detection, and customer behavior analysis using Python, R, and Power BI. Specialized in building predictive models and actionable insights that drive business decisions.
Work experience
Data Analyst (freelance)
FreelanceFreelance
Oct 2024 - Present
2 years 1 month
Skills: R Shiny
Data Analyst
RTE Réseau de Transport d'Electricité
Sep 2021 - Jul 2024
2 years 11 months
Skills: R Shiny
Data Analyst Consultant
EDF
Jul 2020 - Jul 2021
1 year 1 month
Paris et périphérie
Department; B2B Assignments: • Analysis of the impact of non-payments due the Covid crisis. •Analysis of customer inqueries and indicators building Technologies: - Python - Gitlab - Hive
Data Scientist Consultant
Nestlé Nespresso SA
Mar 2020 - Jul 2020
5 months
Paris, France
Department: E-commerce HQ Assignments: • Insights development on online user behavior with Google Analytics data. • Data visualization on Power BI. • ML Churn score (CHAID Tree) deployment for multiple countries market. Technologies: - Power BI -SPSS Modeler
Data Scientist
OFFISANTE
Jan 2019 - Mar 2020
1 year 3 months
Paris, France
Healthcare start-up Assignments: • Building and update sales KPIs. • Anomaly detection with Times Series Model (ARIMA). • Data visualization on Power BI Technologies: - Python -PowerBI
Data Scientist
COURIR
Sep 2017 - Aug 2018
1 year
Department: Marketing Assignments: • Rules of associations between products • Cohort analysis for the clients • Second purchase score (SVM, xGboost, PLS Regression) • Multi-channel customer behavior analysis Technologies: -SQL - Python -Spark
Data Scientist
Publicis Groupe
Sep 2017 - Aug 2018
1 year
Région de Paris, France
Data Scientist
Crédit Agricole CIB
Feb 2017 - Jul 2017
6 months
Casablanca, Morocco
Department: Customer Relations Assignments: •Clustering customers, Appetance score for a bank product with ML techniques. Technologies: -SQL - Python
Econometrician
Office des changes
Jun 2016 - Aug 2016
3 months
Department: Statistical forecasting Assignments: • Government Budget Forecasting with Times Series Model (ARIMA). Technologies: - Python
Education
Université Paris-Saclay
Master 2 (M2)
2017 - 2018
1 year 1 month
Institut National de Statistique et d'Economie Appliquée (INSEA)
Engineer's degree
2014 - 2017
3 years 1 month
CPGE Moulay Youssef
Mathematics & Physics
2012 - 2014
2 years 1 month