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Alfredo Barretto

Alfredo Barretto

Data Scientist at Credit Department



My Portfolio Highlights

My New Course

Introduction to Python

My New Project

The GitHub History of the Scala Language

Data scientist focused on providing actionable insights that help improve products, services and business decisions.

My Work

Take a look at my latest work.


Data Manipulation with pandas


Introduction to Python


Intermediate Python

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

My Work Experience

Where I've interned and worked during my career.

Recargapay Argentina S.R.L. | Sep 2019 - Present

Data Scientist for Loans Department.

o Creation of features, from raw data, for predictive models. o Predictive modeling for different kind of loans and users. o Testing of vendors variables regarding default prediction. o Ad-hoc analysis with the aim of uncovering useful patterns. o Development of KPIs dashboard in order to follow up models’ performances.
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Banco de Servicios Financieros S.A. (Carrefour Group) | Jul 2017 - Sep 2019

Data Scientist at Risk and Collections Direction.

o In charge of managing the credit lending decision model that determines the approval or refusal of credit cards / loans assignments, the increase of credit cards limits and the possibility of refinancing debts. o Follow up and development of Key Performance Indexes (KPIs) in order to asses portfolio performance (credit card and loan demand / origination, default risk, past due days, credit usage) for taking business decisions. o Updating management reports and managing multiple projects and analyses for the purpose of accomplish with the demand of information requested by direction members as well as by other directions colleagues. o Development and follow up of scoring models by datamining techniques.

Contacto Garantido S.A. | May 2015 - Jul 2017

Ssr Data Scientist

o Portfolios descriptive analytics. o Predictive analytics, by decision trees and ensembles, for determining collections probabilities in order to define collections strategies.

SAP Argentina S.A. | Aug 2010 - Feb 2015

Finance & Administration Analyst II at Collections Department.

o Accounts receivables management. In charge of collecting debts of customer enterprises from Argentina, Mexico, Chile and Venezuela. o I also determined that portfolios distribution among collectors was not good and I determined a new KPI for evaluate collectors performance (awarded with two monetary prices of USD 200 each). o Data mining for obtaining patterns of payment behavior.

2019 SRL | Jul 2006 - Nov 2011

General Manager

o Cash flow management. o Liaison with suppliers: accounts payable. o Stock control. o Cash conciliation. o Revenue analysis and reporting. o Human resources management (recruitment, payroll, incentives, performance management).

Laboratory of Birds and Marine Mammals, Austral Centre for Scientific Research (CADIC), Ushuaia, Argentina. | Nov 2008 - Dec 2008

Research assistant under supervision of Lic. Gabriela Scioscia.

o Field work at the penguins’ colony of Martillo Island (Ushuaia). o Morphometric measurements, extraction and analyses of stomach contents. o Introduction and extraction of temperature-depth recorders.

Coastal Project @ INIDEP (Instituto Nacional de Investigación y Desarrollo Pesquero, Mar del Plata). | Jun 2005 - Nov 2007

Licentiate candidate under direction of Dr. Andres Jaureguizar.

o Data mining (Clustering, MDS) of biological and environmental variables using statistical packages like STATISTICA, PRIMER. o Reporting.

2019 SRL | Apr 2002 - Jul 2006


o Cash reconciliation.

Anchovy Project @ INIDEP (Instituto Nacional de Investigación y Desarrollo Pesquero, Mar del Plata). | Feb 2005 - Apr 2005

Consultant under direction of Lic. Daniel Brown and co-direction of Lic. Ezequiel Leonarduzzi.

o Assessment of the influence of the time of harvest (season and year) on the growth rate of the Argentine anchovy (Engraulis anchoíta). o Extraction of sagittae otoliths of E. anchoíta’s larvae. o Age determination counting daily rings o Estimation of growth rate.

My Education

Take a look at my formal education

Master's Degree, Data Mining & Knowledge DiscoveryUniversity of Buenos Aires | 2015
Licentiate (equivalent to BSc and MSc), Biological SciencesUniversity of Buenos Aires | 2007
Bachelor, Orientation in Biological SciencesColegio Manuel Belgrano | 1996

About Me

Alfredo Barretto

• Data scientist focused on providing actionable insights that help improve products, services and business decisions. • Large experience (+13 years) in the finance industry through multinational, collections, bank and payments app enterprises.

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