José Alberto

Data Scientist

Coppel•  April 2020 - December 2022

Support projects in the credit origination area. Define credit policies to generate and retain new customers. Analyze credit information. Perform simulations of customer behavior. Design of experiments. Factorial designs. Definition of control groups and experimental group. Hypothesis statement and application of scientific method. Quality control. Control charts in order to detect deviations in variables and investigate their cause. Predictive regression and classification models. Clustering techniques for customer segmentation. Process automation. Use of Scorecards. Decision trees. Time series. Information Value. Technologies: SPSS Modeler y SPSS Statistics, Tableau, Python (Scikit-learn, Keras, Statsmodels, Prophet), SQL, JavaScript, IBM Cloud Pack, GCP APIs.

Machine Learning Engineer

Samsung Research Tijuana•  May 2019 - April 2020

Support in internal projects of the Samsung's R&D division, related to image processing, computer vision and pattern recognition. Research and implementation of machine learning and artificial intelligence algorithms. Convolutional Neural Networks. Autoencoders. Semantic Segmentation. Edge and feature detection algorithms. Similarity indices. Research on NLP and recommendation systems. Agile Scrum Methodology. Technologies: Python (Keras, Scikit-learn, TensorFlow), OpenCV, C++, GitHub.

Business Intelligence Analyst

Financiera Independencia•  May 2017 - May 2019

Development of internal reports and dashboards for different areas of the company. KPI´s calculation for sales, collection, risks, finances, human resources. Delivery of reports and dashboards to directors, divisionals and branch managers across the country in order to monitor and improve their operations and decision making. Data warehouse, data lakes, dataset creation and information storage from different sources. ETL processes. Delivery of information required for each area of the company. Technologies: JavaScript, SQL, Tableau, MicroStrategy, Talend. GCP Services: BigQuery, Cloud Storage, DataPrep, DataStudio, BigQueryML, AutoML.

Data Analyst

Citibanamex•  May 2016 - May 2017

Process analysis corresponding to the Diverse Credit and Debit Operations area. Monitoring of requests for different products and services of the bank and different managers. KPI`s calculation and development of monthly, weekly and daily statistical reports. Validation of amounts and promotion points in different internal systems. Technologies: Excel. Access. VBA. SQL.

Actuary Tester

Dentegra Insurance Company•  September 2015 - February 2016

Support in the extraction and analysis of databases guaranteeing the integrity and quality of the information migrated to the new system. Requirements for new tables and reports. Frequent communication with the United States team. Support in the ETL process. Technologies: Excel. Oracle 11g PL / SQL.

Actuary Assitant

Instituto Mexicano del Seguro Social•  February 2015 - September 2015

Support in demographic and financial projections through data-adjusted models. Code review. Technologies: Excel. Access. VBA. SQL.