Feiyang Xu
Open to Work | Financial Data & BI Analyst | Applied ML in Finance | Power BI, Python, SQL | Forecasting & AI-Driven Analysis
- Role
- Financial Data Platform Developer at Elder Dynamics
- Location
- Brookings, SD, US
- LinkedIn followers
- 500 followers
Experience
Financial Data Platform Developer
May 2025 — Present · Minneapolis, MN, US
Spearheaded the development of a financial benchmarking platform, translating a high-level CEO concept into a full-featured application by independently learning and implementing the entire full-stack architecture (Python, React, SQL) from the ground up.Engineered an automated ETL pipeline using Python and Pandas to process over IRS Form 990 filings, reducing data processing time by 95% and ensuring 99.9% data accuracy into a query-ready SQLite database.Built a robust RESTful API with FastAPI supporting a WRDS-style query system, enabling users to perform complex multi-criteria filtering in under 2 seconds.Constructed a dynamic and responsive user interface with React and Ant Design, featuring data previews and multi-format data export (Excel, CSV, JSON), reducing report generation time for stakeholders by an estimated 70%.
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