Mobile Application Developer (Vinings, GA, 30339) | 09/04/26 Easy Apply Job Description Overview This role focuses on developing high-performance mobile applications that interact with smart locks using NFC, BLE, and cloud services, delivering seamless and secure user experiences. You will play a critical role in next-generation access solutions, enabling offline access, enhanced security, and improved customer interactions across our IoT ecosystem. Responsibilities Mobile Application Development

Design, develop, and maintain Android (Kotlin) and/or iOS (Swift) applications

Build scalable, secure, and high-performance mobile solutions for smart lock access

Ensure consistent UI/UX across mobile platforms NFC & Device Interaction

Develop and implement NFC-based access workflows (tap-to-unlock, credential exchange)

Integrate NFC capabilities including Tag reading/writing, Secure credential storage and validation, Offline authentication flows

Optimize NFC performance across different device manufacturers IoT & Connectivity

Implement hybrid access strategies using

NFC + BLE

fallback

Ensure reliable communication in low-connectivity or offline scenarios Security & Compliance

Implement secure authentication methods (token-based, encrypted storage)

Ensure compliance with security standards for mobile and IoT ecosystems Backend Integration

Integrate with REST APIs, cloud services (AWS/GCP), and authentication systems

Collaborate on API design for mobile-first interactions

Ensure efficient syncing of device states, logs, and access permissions Qualifications 3 years in mobile app development (Android and/or iOS)

3 years of strong hands-on experience with NFC frameworks (Android NFC APIs, Core NFC for iOS), Bluetooth Low Energy (BLE)

3 years of experience working with IoT devices or hardware-integrated applications

3 years of React Native or cross-platform frameworks

PHYSICAL DEMANDS

Regularly required to sit, stand, and walk.

Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions of the position.