Over a two-month period, this developer enhanced data modeling and reliability for educational analytics in the edanalytics/edu_edfi_source and edanalytics/edu_wh repositories. They built new base and staging models for School Food Service and Migrant Education Programs, introducing YAML-driven feature toggles for safer rollouts and maintainability. Using SQL and dbt, they improved test reliability by correcting primary key definitions and aligning test macros, directly addressing data integrity issues. Their work included targeted bug fixes for survey data processing, ensuring accurate column ordering and identifiers. Throughout, they emphasized clear documentation and changelog updates, supporting traceability and ongoing data quality improvements.