Samuel Briones Email & Phone Number

Phoenix, Az, Us

Phoenix, Az, Us

• Implemented data consolidation algorithm, reducing manual review by 95%.• Transitioned automations to Python on Azure Databricks, decreasing failures by 60% and simplifying resolution by 80%.• Conducted A/B tests, boosting donations and volunteer engagement by 20%.• Developed Tableau dashboards, driving successful outcomes in 95% of large projects.• Developed a machine learning algorithm, using Python's Pandas and scikit-earn, to optimize the distribution of the monthly budget for the Marketing department, increasing ad revenue by 22%.

New York, Ny, Us

• Developed Random Forest and XGBoost ensemble model, improving Change Request Risk Assessment accuracy to 90%.• Automated sentiment analysis reports using Natural Language Processing.• Maintained internal Machine Learning search engine, providing strategic solutions for business problems.• Utilized R for trend analysis, enhancing problem resolution time by 5%.

Rexburg, Idaho, Us

• Created a dashboard for the Dean that analyzed the college's drop-out and retention rates, and identified courses that require extra resources.• Performed EDA, and implemented machine learning models to identify the top determinants that lead to a student drop-out. Used various regression metrics to evaluate the results and achieve an accuracy of 74%.• Improved the college's communication with students by updating the college's website, which resulted in a reduction of student complaints by 10%.