• Implemented upsell feature that increased the average purchase order size by almost 25+ percent• Detected memory leaks and applied the *weak-strong relationship* technique and minimized RAM consumption from linear usage to a constant value (from entire RAM usage up to 200 MB )• Continuously investigated Firebase-Crashlytics for better performance. Gained almost 98 percent crash-free app• Optimized dark/light mode support from hand-written logic to a dynamic one. Implemented Color Set using Color Asset and minimized developing time and cost• Modeled debug panel, which decreased the testing process time and cost• Introduced heart-beat animation to the *Favorites* button (a feature for saving favourite items or stores) and increased engagement with this feature from 20 percent up to 60 percent of total active users, around 150K+

• Implemented referral feature using UniversalLink and DynamicLink that boosted users up to 15+ percent of total users• Localized iOS app content into multiple languages, including support for various directions of written words, improving accessibility and user experience.• Consistently adhered to best practices in iOS development, including code review, clean coding, and unit testing principles, to ensure high-quality codeand maintainable software.• Collaborated effectively with designers and other developers to ensure consistent implementation of user interface design throughout the app.• Successfully implemented a walkthrough feature in iOS applications, providing a smooth onboarding experience for first-time users.• Utilized the Google Maps SDK to add custom maps and markers, location tracking, directions, and other features to the app, enhancing user experienceand functionality.• Successfully submitted multiple apps to the App Store, adhering to Apple’s guidelines and policies for app content, metadata, and other requirements.• Developed a deep understanding of branching, merging, and other version control practices, ensuring seamless integration of code changes and efficientresolution of conflicts.• Collaborated effectively with cross-functional teams in iOS development, ensuring the successful delivery of projects on time and within budget.• Mastered Software architecture design from scratch, deployment, releasing, and automation the workflow of the project