With over 5 years of experience in developing high-quality mobile applications for Android and iOS, I am confident that I can deliver a top-notch productivity-based app for WebOS TV on LG Smart TV platform that meets all your requirements.
My expertise in developing apps for various devices and platforms will ensure that the app has the capability of data syncing and secure in-app purchases. I will also integrate the necessary web APIs such as OAuth and JSON-based authentication to provide a seamless sign-up process.
In terms of design, I will ensure that the app looks modern, clean, and professional, making sure that users enjoy the experience. For performance optimization, I will make sure that the app runs smoothly on LG Smart TV devices, including slower internet connections.
As a seasoned developer, I understand the importance of web application security. Therefore, I guarantee that your app will have robust security features that follow best practices, ensuring its reliability and security.
I have some technical questions that I would like to discuss with you in depth to provide you with an exact quote and timeline. Let's have a conversation, and I'm confident that we can build a long-lasting relationship by delivering high-quality work.