Worked on the Shopify/tapioca repository to deliver an enhancement for ActiveRecord primary key typing and the IDS DSL, focusing on improving the reliability of generated models. Refactored the handling of primary key types by integrating ActiveRecordColumnTypeHelper, which enabled more accurate type inference and corrected the typing of the ids method in generated code. This approach reduced downstream type errors and ensured better alignment with Rails conventions. Demonstrated expertise in Ruby, ActiveRecord, and DSL development, with an emphasis on maintainability and code generation. The work addressed a core need for precise model typing in code generation workflows within the Rails ecosystem.