Benjamin Koh contributed to the nus-cs2103-AY2425S2/pe-dev-response repository by implementing a binary PNG asset upload feature, enhancing UI and content support. He managed the integration of a new image asset into the repository, focusing on asset validation and repository organization to ensure consistent visuals and streamline UI iteration. Using Git for version control and binary asset handling, Benjamin established a process for provisioning image assets, which improved the readiness of the UI for further development. While no major bugs were addressed during this period, his work demonstrated proficiency in asset management and repository maintenance within a collaborative development environment.