Senior Flutter Developer for Wearable Tech App | Remote EU Position

Are you passionate about creating cutting-edge mobile applications that integrate seamlessly with wearable technology? We're seeking an experienced Senior Flutter Developer to architect and build an innovative mobile application from the ground up. This challenging project involves developing a sophisticated interface between smart wearable devices and users, visualizing fitness activities and health statistics through an intuitive, responsive application. About the Project You'll be responsible for designing and developing a sophisticated Flutter application that communicates with smart wearable devices using Bluetooth Low Energy (BLE). The application will collect, process, and display user activity data, providing insightful statistics and analytics that help users track their fitness journey. This project requires strong technical expertise in cross-platform development and a keen eye for creating engaging user experiences. Key Responsibilities: - Design and develop a complete Flutter-based mobile application from scratch that interfaces with wearable technology. - Implement robust Bluetooth Low Energy (BLE) connectivity to ensure reliable communication between the app and smart devices. - Create intuitive and responsive user interfaces that display complex activity data and statistics in user-friendly formats. - Establish efficient state management systems using modern approaches (BLoC, Provider, or similar architectures). - Integrate with backend APIs to synchronize user data across platforms and devices. - Implement comprehensive testing strategies including unit, widget, and integration tests. - Collaborate with UX/UI designers to ensure the application delivers a seamless user experience. - Optimize application performance for various device specifications and operating systems. - Participate in code reviews and implement best practices for mobile development. - Troubleshoot and resolve complex technical issues related to cross-platform compatibility. - Document code, architectures, and technical specifications for future reference and team knowledge sharing. Required Skills: - Minimum 2 years of hands-on Flutter development experience with demonstrable projects. - At least 3 years of native mobile development background (iOS with Swift/Objective-C or Android with Kotlin/Java). - Proven expertise in both mobile application development and API integration. - Proficient experience with version control systems, particularly Git and Bitbucket. - Strong understanding of the complete mobile development lifecycle from concept to deployment. - In-depth knowledge of major state management approaches in Flutter (BLoC, Provider, Redux, MobX, etc.). - Practical implementation experience with SOLID principles and clean architecture patterns. - Experience developing and implementing comprehensive testing strategies (unit, widget, and integration testing). - Professional English language proficiency (B1/B2 level) for effective team communication. - Hands-on experience with Bluetooth Low Energy (BLE) implementation in mobile applications. - Ability to work independently while maintaining strong communication with the team. Nice to Have: - Experience with Unity integration in Flutter applications. - Knowledge of fitness or health application development. - Prior work with wearable technology APIs and SDKs. - Experience with Firebase services for mobile applications. - Understanding of data visualization techniques for representing activity metrics. - Familiarity with CI/CD pipelines for mobile application deployment. - Experience with app store submission processes for both iOS and Android platforms. - Knowledge of user authentication and data protection best practices. Technical Environment: - Primary Framework: Flutter (latest stable version 3.19+) - Communication Protocol: Bluetooth Low Energy (BLE) - 3D Graphics Integration: Unity - State Management: BLoC, Provider, or equivalent modern approach - Version Control: Git, Bitbucket - Testing: Unit tests, Widget tests, Integration tests - Architecture: Clean Architecture with SOLID principles Why Join Us? This project offers a unique opportunity to work at the intersection of mobile development and wearable technology. You'll be building an application from the ground up, allowing you to implement modern architectural patterns and best practices. Working remotely gives you the flexibility to maintain work-life balance while collaborating with a dedicated team of professionals. This role provides excellent growth potential as you develop expertise in the rapidly expanding field of wearable technology applications.