BARBARA Z.

Data Engineer

415 dollar
Freelancer
2 ans
Marseille, FRANCE

Mon expérience

Voir plus

-January 2021 - January 2021

Customer Churn Prediction & Classification (Python) Marseille, France

BCG DATA SCIENCE & ADVANCED ANALYTICS VIRTUAL INTERNSHIP 2021
• Created a model to predict companies likely to churn from PowerCo - an energy company.
• Classified the factors that affected the company churn using Random Forest Classifier and feature importance.
• Achieved 90% accuracy in the model, using Keras in TensorFlow.• https://github.com/barbarazen/BCG-Open-Access-Data-Science-Advanced-Analytics-Virtual-Experience-Program

Credit Card Fraud Detection (Python) Marseille, France
SOLO PROJECT 2021
• Conducted analysis on bank’s dataset to predict fraudulent transactions.
• Achieved 92% accuracy in the model, using Logistic Regression to predict the fraudulent transactions.
• https://github.com/barbarazen/CREDIT-CARD-FRAUD-DETECTION

Customer Research Project (Python) Marseille, France
ANZ DATA SCIENCE VIRTUAL INTERNSHIP 2021|
• Conducted analysis on customers transaction dataset to predict annual salary.
• Utilized Random Forest Regression, Linear Regression and Decision Tree Regression for the predictive modelling.
• https://github.com/barbarazen/ANZ-Data-Science-and-Analytics-Virtual-Internship--Forage

Voir plus

DATA ANALYTICSJanuary 2020 - January 2021

- Queried databases stored in a Big Data platform.
- Produced KPI's allowing the business to make informed decisions and target high valued customers.
Voir plus

Lionbridge Technologies Inc.January 2019 - January 2020

- Reviewed content of internet search results.
- Rated keywords and search term pairs.

Mes compétences

Technologies

Pandas, Seaborn, NumPy, AWS

Machine Learning

Keras, TensorFlow

Business Intelligence

Tableau Software, Power BI

Languages

Python

Big Data

Big Data

Databases

MySQL

IT Infrastructure

Git

Mes études et formations

Master 2 Business Law and Economics - UNIVERSITY OF AIX2019

Bachelor of Arts, Economics - UNIVERSITY OF GHANA2017