Allen Wright focused on backend development for the CMSgov/beneficiary-fhir-data repository, addressing a critical bug in the Explanation of Benefits (EOB) Version 3 implementation. He applied his expertise in Java and FHIR to validate and correct coding system mappings, enhancing data quality and interoperability with downstream systems. Allen improved financial data validation logic to prevent incorrect payment calculations and data leakage, directly supporting regulatory alignment and data integrity. His targeted bug fix reduced data discrepancies and improved reporting accuracy across beneficiary-fhir data workflows. The work demonstrated a deep understanding of API development and backend systems, contributing to overall repository health.