Senior Mobile App Developer — iOS & Android

We are looking for an experienced Mobile App Developer to build a modern mobile platform for pet owners. The goal is to create a high-quality, scalable and user-friendly application for iOS and Android, with a clean, modern and minimalistic interface. Core Features The application will include: User registration and authentication Pet profiles Health and medical records Vaccination and medication tracking Smart reminders and push notifications Service provider marketplace Search and filtering Service booking system Ratings and reviews Online payments User and service-provider accounts Admin panel Backend and database Analytics integration A detailed product structure and requirements will be provided to shortlisted candidates. What We Need We are looking for someone with strong experience in: Flutter or React Native iOS and Android development Backend/API development Database architecture Payment integrations Push notifications Authentication and user management Marketplace or booking applications App Store and Google Play deployment Experience building marketplace, healthcare, booking, or service-based mobile applications is a strong advantage. Important We are not looking for someone who can only implement screens. We need a developer who understands product architecture, scalability, security and long-term application development and can recommend the right technical solutions when necessary. Please include: Links to 2–3 mobile applications you personally developed. Your exact role in each project. Your recommended technology stack for this project and why. Your estimated development timeline. Your estimated budget for an MVP. Whether you handle backend development yourself. Whether you can publish the application to both the App Store and Google Play. We are interested in building a long-term relationship with the right developer.