With my extensive experience, versatile skillset and understanding of your project's requirements, I am confident that I'm an excellent fit for developing your financial services mobile application. This isn't my first rodeo - I've developed several applications with similar key features before. Thus, I would not only be capable of handling your project but offer valuable insights to make it even better. My knowledge of Objective-C, Swift, Java, and Kotlin as well as Flutter will ensure smooth functioning in both iOS and Android platforms.
Moreover, one of the significant strengths I bring to the table is my commitment to following platform-specific guidelines such as Apple Human Interface Guidelines and ensuring the interface has the best possible user experience. This particular dedication translates perfectly into your need for secure user authentication, payment gateway integration, PDF creation tool, customer data management, and customer support features.
I invite you to leverage my proficiency in Swift / SwiftUI / Objective-C and Kotlin / Java / Dart/ Flutter along with my experience in using various third-party SDKs/APIs like Core Data/ SQLite, Networking/ Multithreading, iOS SDK/Linux Foundation. Lastly, as a diligent professional who values communication and promptness, I assure you of a top-notch application that is not only functional but also aesthetically appealing within the agreed timeframe.