Janusintl·1 day ago
1 day ago
Senior Mobile App Developer (NFC) - Noke
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What you'll do
- 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
- 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
- Implement hybrid access strategies using NFC + BLE fallback
- Ensure reliable communication in low-connectivity or offline scenarios
- Implement secure authentication methods (token-based, encrypted storage)
- Ensure compliance with security standards for mobile and IoT ecosystems
- Integrate with REST APIs, cloud services (AWS/GCP), and authentication systems
- Collaborate on API design for mobile-first interactions
What they're looking for
- 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
Summarised by NextRaise from the employer’s description, which follows in full below.
Full description from employer
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
- 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
- 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
- Implement hybrid access strategies using NFC + BLE fallback
- Ensure reliable communication in low-connectivity or offline scenarios
- Implement secure authentication methods (token-based, encrypted storage)
- Ensure compliance with security standards for mobile and IoT ecosystems
- 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.
Company
Janusintl
Atlanta, United States of America
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