Data Scientist

• Mar 2021 - Present

Data Scientist

• Apr 2021 - Oct 2022

• Created end-to-end churn predict and clustering models for telecomunications companies, working with algorithms as Random Forest, Logistic Regression and K-means • Used Python and R scripts to train and test the models • Used Alteryx, Knime, SAS, SQL and BigQuery to transform data to apply machine learning models • Created end-to-end churn predict and clustering models for telecomunications companies, working with algorithms as Random Forest, Logistic Regression and K-means • Used Python and R scripts to train and test the models • Used Alteryx, Knime, SAS, SQL and BigQuery to transform data to apply machine learning models

Control and Information Specialist

• Aug 2020 - Apr 2021

Marketing Specialist

• Jun 2018 - Apr 2021

- Database manipulation with SAS and SQL. - Data cleaning with SAS. - Machine Learning: Customer segmentation with SAS, to create offers. - Budget forecast, with MS Excel. - Sales time series, with Software R. - Machine Learning: Sales Regression Analysis. - KPI analysis and monitoring. - Dashboard development in MS Excel / Power BI. - Data extraction from Tableau and Spotfire. - Generation of mailing with SAS and Python. - Exploratory Data Analysis with… Show more - Database manipulation with SAS and SQL. - Data cleaning with SAS. - Machine Learning: Customer segmentation with SAS, to create offers. - Budget forecast, with MS Excel. - Sales time series, with Software R. - Machine Learning: Sales Regression Analysis. - KPI analysis and monitoring. - Dashboard development in MS Excel / Power BI. - Data extraction from Tableau and Spotfire. - Generation of mailing with SAS and Python. - Exploratory Data Analysis with Python. - Executive reports and presentations.

Senior Marketing Analyst

• Jun 2017 - Jun 2018

- Database manipulation with SAS and SQL. - Segmentation of customers with SAS, to create offers on mobility. - KPI analysis and monitoring. - Dashboard development in MS Excel. - Executive reports and presentations.

Statistician

• Feb 2012 - Jun 2017

- Statistical analysis for Master/PhD students in Medicine. - Exploratory Data Analysis; Statistical Hypothesis Testing; ROC Curve; Diagnostic Test; Data Visualization. - Machine Learning: Linear/Multiple Regression. - Data analysis with Software R, MS Excel and SPSS. - Statistical analysis for Master/PhD students in Medicine. - Exploratory Data Analysis; Statistical Hypothesis Testing; ROC Curve; Diagnostic Test; Data Visualization. - Machine Learning: Linear/Multiple Regression. - Data analysis with Software R, MS Excel and SPSS.

Senior Marketing Analyst

• Sep 2014 - May 2016

- Database manipulation with SAS and SQL. - Segmentation of customers with SAS, to create offers on mobility. - KPI analysis and monitoring. - Dashboard development in MS Excel. - Executive reports and presentations. - Database manipulation with SAS and SQL. - Segmentation of customers with SAS, to create offers on mobility. - KPI analysis and monitoring. - Dashboard development in MS Excel. - Executive reports and presentations.

Database Marketing Coordinator

• Jun 2013 - Aug 2014

- Development of the Database Marketing area - Customer segmentation for Marketing campaigns - KPI development and monitoring - Executive reports and presentations - Development of the Database Marketing area - Customer segmentation for Marketing campaigns - KPI development and monitoring - Executive reports and presentations

Junior Data Analyst

• Sep 2011 - May 2013

- Manipulation of databases with SPSS and SAS. - Machine Learning: Survival Analysis and Logistic Regression for Churn forecasting. - Machine Learning: Cluster, Factorial and Multiple Correspondence Analysis for customer segmentation. - Mapping of Marketing campaign processes. - ROI of Marketing campaigns. - Creation of Indicators for Marketing campaigns. - Executive reports and presentations. - Machine Learning projects for Ipiranga an GVT. - Manipulation of databases with SPSS and SAS. - Machine Learning: Survival Analysis and Logistic Regression for Churn forecasting. - Machine Learning: Cluster, Factorial and Multiple Correspondence Analysis for customer segmentation. - Mapping of Marketing campaign processes. - ROI of Marketing campaigns. - Creation of Indicators for Marketing campaigns. - Executive reports and presentations. - Machine Learning projects for Ipiranga an GVT.

Junior Information Analyst

• Mar 2008 - Sep 2011

- Statistical Process Control. - Demand Forecasting with Linear/Multiple Regression. - Executive report and presentations - Developed the Statistical Yearbookof of the Customer Relationship Area. - Sampling form Marketing Research. - Marketing Research organization and analysis. - Created MS Excel classes with introductions Macros for employees. - Dashboard creation in MS Excel. - Data Analysis in R, MS Excel and SAS Software. - Statistical Process Control. - Demand Forecasting with Linear/Multiple Regression. - Executive report and presentations - Developed the Statistical Yearbookof of the Customer Relationship Area. - Sampling form Marketing Research. - Marketing Research organization and analysis. - Created MS Excel classes with introductions Macros for employees. - Dashboard creation in MS Excel. - Data Analysis in R, MS Excel and SAS Software.