My responsibilities included: • Architecture Planning and Implementation: Collaborated with teams to design and implement scalable architectures for iOS applications. • Feature Development: Developed features using Swift and SwiftUI, ensuring app performance and responsiveness. • Code Review and Optimization: Maintained code quality through reviews and performance optimization. • Bug Fixing and Debugging: Identified and resolved issues to ensure a smooth user experience. • Collaboration: Worked with designers, backend developers, and project managers to deliver high-quality products.