Abrar Shahriar developed Bengali (bn_BD) locale support for the faker-js/faker repository, expanding its internationalization and localization features. He implemented locale data for dates, including Bengali month and weekday names, and ensured seamless integration with existing locale loading and formatting logic. Working primarily with TypeScript, Abrar updated both documentation and internal imports to reflect the new locale, maintaining compatibility with the project’s established structure. His work was self-contained, with no major bugs reported, and prepared the repository for broader global usability. The depth of his contribution lies in the careful attention to language-specific details and robust TypeScript development practices.