Daniel Gracia developed the BPKGraphicPromo sponsor call-to-action feature for the Skyscanner/backpack-ios repository, focusing on DSA compliance and enhanced sponsor integration. Using Swift and SwiftUI, Daniel updated the UI to display sponsor information and enable user interaction, ensuring the iOS implementation matched Android for cross-platform consistency. He incorporated accessibility best practices and implemented robust UI testing with snapshot validation to minimize visual regressions. The work strengthened adherence to the design system and improved partnership opportunities by supporting sponsor engagement within BPK components. Daniel’s contributions demonstrated depth in iOS development, emphasizing compliant, maintainable UI and reliable visual testing workflows.