Mobile Application Developer (Android / iOS / Hybrid Transition) jobs in United States
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Webhelp OneLink · 22 hours ago

Mobile Application Developer (Android / iOS / Hybrid Transition)

positionMobile, AL
timeFull-time
remoteHybrid
seniorityMid, Senior Level
date3+ years exp

OneLink USA is seeking a Mobile Application Developer to join SmartHub Sensors, a company focused on creating technology that enhances the RV and boating experience. The role involves developing and maintaining mobile applications for Android and iOS, implementing real-time communication protocols, and collaborating with cross-functional teams to ensure a seamless user experience.

ConsultingInformation TechnologyLegal

Responsibilities

Develop and maintain native Android (Kotlin/Java) and iOS (Swift/ObjectiveC) applications
Implement and optimize MQTT-based real-time communication between mobile clients, IoT devices, and AWS IoT Core
Integrate BLE (Bluetooth Low Energy) for sensor pairing and data synchronization
Design, build, and maintain RESTful API integrations with AWS backend services
Optimize app performance, reliability, and offline behavior for IoT data streams
Architect a roadmap for migration to a hybrid mobile framework (React Native or Flutter)
Collaborate with backend, hardware, and cloud engineers to ensure seamless end-to-end communication
Manage mobile CI/CD workflows, testing, and app store deployments
Maintain high code quality through modular design, documentation, and code reviews

Qualification

Kotlin/JavaSwift/Objective-CMQTT communicationAWS IoT CoreReact NativeFlutterREST APIsCI/CD pipelinesBLE communicationDebugging skillsPerformance optimization

Required

3–5+ years of professional experience in native Android and iOS development
Strong proficiency in Kotlin/Java (Android) and Swift/Objective-C (iOS)
Proven experience with MQTT communication protocols (publish/subscribe, QoS levels, topic structures, message retention)
Experience integrating with AWS IoT Core, API Gateway, and Cognito
Familiarity with REST APIs, JSON parsing, and background data sync
Knowledge of mobile networking, thread handling, and reconnection logic
Strong debugging and performance optimization skills
Experience releasing and maintaining apps on Google Play and Apple App Store

Preferred

Working knowledge of cross-platform frameworks (React Native, Flutter, or similar)
Experience with BLE scanning, pairing, and GATT communication
Experience with WebSocket or real-time data pipelines
Familiarity with AWS CloudWatch, S3, and Lambda
Understanding of IoT communication design
Experience with CI/CD pipelines (GitHub Actions, Fastlane, or AWS CodeBuild)

Benefits

Competitive salary
Benefits
Long-term growth potential

Company

Webhelp OneLink

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OneLink is the premier partner in outsourced omnichannel customer experience services.
dateFounded in 2014
location
Guatemala City, Guatemala, GTM
people-size10001+ employees
web-link
https://www.onelinkbpo.com/

Funding

Current Stage
Late Stage
Total Funding
unknown
Key Investors
One Equity Partners
2021-07-13Acquired
2017-12-05Private Equity
Company data provided by crunchbase