Developed and maintained iOS and Flutter applications for clients across various industries.Collaborated with cross-functional teams to gather requirements, design app architecture, and implement features.Utilized ReactJS, MongoDB, NodeJS, and Rest API's to build scalable and responsive mobile applications.Proficient in JSON parsing and data modeling for seamless integration with server-side APIs.Strong expertise in Objective-C and working knowledge of MacOS Big Sur and Cocoapods.Integrated MapKit and leveraged its features for location-based services within mobile applications.Implemented AWS Cognito Authentication, AWS Amplify, and AWS S3 for secure user authentication and data storage.Integrated and utilized Amplitude analytics to track user behavior and improve application performance.Extensive experience with various utility libraries, including Garage, CoreAudio, Yaml, GoogleMaps, CoreText, FCM, GoogleML, SVGKit, Stripe, and more.Utilized version control systems such as JIRA, TFS, SVN, and GitHub for efficient code collaboration and version management.Strong understanding of Object-Oriented Programming (OOP) and Protocol-Oriented Programming (POP) principles.Worked with different architectural patterns, including MVC (Model-View-Controller) and MVVM (Model-View-ViewModel), to ensure scalable and maintainable codebases.