Jesse Jinna Ruiz

Data Engineer

USAA•  September 2020 - June 2023

• Operationalized machine learning models for Health & Life Insurance including automation development and deployment of models, processes for ongoing monitoring and validation • Developed data pipelines (ETLs) and maintained existing pipelines utilizing Airflow, SQL, Python, dbt and Snowflake • Wrote queries in Hadoop Distributed File System (HDFS) with Apache Hive/Pig to refactor and maintain enterprise data pipelines and validate or troubleshoot data loads or processes • Created visualizations in d3.js for monitoring feature engineering geneaolgy for ML model • Applied exploratory data analysis to identify risks using tools including Python, PySpark, Git & Hive • Supported data scientists machine learning production deployments, reducing lead time of production deployments by 9 months • Wrote and tested unit testing for production Python and SQL code bases

Business Analyst

USAA•  March 2020 - September 2020

• Built Tableau visualizations for system monitoring & leadership within IT • Consulted with business systems processing teams to maintain existing Tableau dashboards • Developed new Tableau dashboards for C-Suite Executives for Financial forecasting data • Monitored, maintained and improved upon Tableau dashboards for Human Resources client • Prepared, cleaned and validated data for business reporting

Front End Software Engineer

USAA•  September 2019 - March 2020

• Built Tableau visualizations for system monitoring & leadership within IT • Created presentations, videos and posters to tell stories about data