Senior Mobile App Developer (NFC) - Noke

MARS Solutions Group

Atlanta, GA, United States

5 days ago

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Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

3 years minimum

Compensation

$165,000.0 - $185,000.0

Working hours

Regular working hours

Job source

www.careerjet.com

Tech stack

Application Programming Interfaces (APIs) Amazon Web Services Apple IOS Bluetooth Low Energy (Bluetooth) Mobile Application Development Design of User Interfaces Mobile Application Software Cloud Services Kotlin Enterprise Integration React Native Api Design

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Restful APIs

Job description

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, Job Summary: Under minimal supervision, designs, develops, troubleshoots and debugs complex software programs for enhancements and new products. Responsible for complex concept des…
2 months ago

Requirements

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.

About the company

Greenlight is the leading family fintech company on a mission to help parents raise financially smart kids. We proudly serve more than 6 million parents and kids with our award-win…