Ildar Safin developed ordinal pluralization support for the phrase/openapi repository, focusing on enhancing localization accuracy for languages with complex plural rules. He introduced a use_ordinal_rules boolean to the translation schema and exposed this option in the Keys API create and update endpoints, ensuring that both the API and its preview tooling remained consistent. Working primarily with YAML and leveraging skills in API development, schema design, and OpenAPI Specification, Ildar delivered an end-to-end feature that lays the foundation for broader internationalization capabilities. The work demonstrated thoughtful schema evolution and addressed future maintenance by enabling more flexible and accurate localization workflows.