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Work Background
Data Engineer / Data Analyst
IBMData Engineer / Data Analyst
Dec. 2023 - Jul. 2024Chicago, Illinois, United States- Implemented and optimized datamart for USAC with SQL, Pentaho, and JavaScript to enhance data accessibility and analysis eciency. - Designed ETL flows to process 20,000 invoices/day. - Applied and automated data-quality checks and reporting to stakeholders, catching ~75 errors a day.
Data Scientist
Ariel InvestmentsData Scientist
Apr. 2022 - Dec. 2023Chicago, Illinois, United States- Migrated FTP processes from on-prem to cloud w./ Azure Functions, Blob. - Designed client service portfolio attribution database using Azure SQL, Python. - Developed and deployed scalable data pipeline with CI/CD integration.
Business Systems Analyst
Tech Processing & Servicing Inc.Business Systems Analyst
Nov. 2021 - Apr. 2022Chicago, Illinois, United States- Automated physical mailing of legal disclosures with Python, SQL, and AWS Lambda, eliminated backlog of 2,000+ notices and guaranteed delivery. - Created database-connected dashboards in Tableau to guide strategy, which became the primary tool for COO to monitor operations. - Productionalized new anti-fraud models, rejected ~1,000 fraudulent applications/day
Data Analyst
Roosevelt UniversityData Analyst
Jun. 2020 - Nov. 2021Chicago, Illinois, United States- Developed data pipeline in Python to transfer data from physical tapes to PostgreSQL database. - Made significant improvements to data quality, wrote custom missing value interpolation functions, discovered diering study results. - Created library of visualizations with demographics data using matplotlib and seaborne, revealed biased sample-selection methods in 1968 study design
Data Modeler
NielsenData Modeler
Mar. 2020 - Jun. 2020Greater Chicago Area⁃ Specified variables to construct marketing mix models. ⁃ Adjusted for seasonality, statistical noise, one-off events, etc. ⁃ Prepared presentations to present findings for clients in order to make intelligent marketing allocations. - Cut short due to COVID-19 Pandemic

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