Juan Rubin delivered Portuguese localization for the KotatsuApp/Kotatsu repository, focusing on translating user interface elements, error messages, and Discord integration descriptions to enhance accessibility for Portuguese-speaking users. He utilized XML and Weblate to manage translations, ensuring consistency and scalability for future language support. Juan documented his work with detailed Git commits, reinforcing traceability and maintainability of locale assets. By establishing a scalable translation workflow and adhering to internationalization best practices, he addressed the product’s need for broader market reach. The work demonstrated depth in localization and mobile app development, though it was limited to a single feature without bug fixes this month.