Rafi Alam developed two features for the Perses project, focusing on enhancing analytics usability and data integration. For the perses/perses repository, he implemented a clear search button in the search bar, allowing users to quickly remove active queries and streamline their workflow. In the perses/plugins repository, he built a ClickHouse data source plugin that enables connections to ClickHouse databases, supporting time-series queries and log data visualization within dashboards. His work involved TypeScript, Go, and React, demonstrating proficiency in both frontend and backend development. The features addressed practical user needs and contributed to a more flexible and user-friendly analytics platform.