> Markdown version of [/jobs/ext/243827-senior-mobile-developer](https://www.wearedevelopers.com/jobs/ext/243827-senior-mobile-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Mobile Developer - **Company:** Roc Incorporated - **Location:** Morgantown, WV, United States - **Experience:** Expert - **Salary:** $140,000.0 - $175,000.0 - **Contract:** Permanent contract - **Skills:** Flutter, Java (Programming Language), JavaScript (Programming Language), .NET Framework, Microsoft Windows, Application Programming Interfaces (APIs), Amazon Web Services, Android Software Development, Apple IOS, Apple Mac Systems, Application Performance Management, App Store (IOS), Computer Vision, Unit Testing, Microsoft Azure, Biometrics, C Sharp (Programming Language), C++ (Programming Language), Mobile Application Development, Code Review, Continuous Delivery, Continuous Integration, Linux, Memory Management, Mobile Application Software, Performance Tuning, Qt (Software), Cloud Services, Mobile Security, Software Engineering, Systems Integration, Xamarin, Graphics Processing Unit (GPU), Google Cloud, Software Modules, Technical Debt, Firebase, Git, Kotlin, Information Technology, Hardware Acceleration, React Native, Asynchronous Programming, Google Play, Restful APIs, Software Version Control, Programming Languages - **Published:** May 27, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=44e0af584964fe5f ## About the Role Do you have experience in macOS?, Do you have a Master's degree?, * Bachelor's in Computer Science, Software Engineering, Electrical Engineering or a related field. * 5+ years of professional experience in software development * Proficiency in multiple programming languages such as C++, C#, Java, JavaScript. * Solid understanding of the iOS and Android platform lifecycles, architectures, and design best practices. * Experience with native module development (writing bridge code) to integrate with platform-specific APIs when necessary (Swift/Objective-C for iOS, Kotlin/Java for Android). * Experience with cross-platform frameworks and tools such as .NET MAUI, Xamarin, React Native, Flutter, or Qt. * In-depth knowledge of operating systems, including Linux, Windows, macOS, iOS, and Android. * Experience integrating with RESTful APIs, asynchronous programming, and mobile security best practices. * Familiarity with version control systems (Git) and standard mobile CI/CD pipelines., * Master's degree in Computer Science, Software Engineering, Electrical Engineering or a related field. * Deep proficiency in at least one leading cross-platform mobile framework (e.g., Flutter, React Native, or Xamarin). * Experience with cloud services and integration (e.g., AWS, Azure, Google Cloud). * Experience with cloud-based mobile backend services (e.g., Firebase, AWS Amplify). * Familiarity with various chipsets and architectures (ARM, x86, etc.) and experience optimizing software for these platforms. * Experience with GPUs from NVIDIA, Qualcomm, and AMD, including understanding of hardware acceleration and performance optimization techniques. * Experience optimizing mobile applications for performance, including memory management and battery consumption. * Experience with biometrics and security systems. * Knowledge of cybersecurity principles and practices related to software development. * Prior experience in mentoring or leading development teams. ## Description Rank One Computing (ROC) is an employee-owned cutting-edge developer of computer vision based biometric and video analytic technologies. Our core offering, the ROC SDK, provides algorithms that are industry leading in accuracy and efficiency. More recently, ROC's product portfolio has grown to include full-stack, end-user systems that leverage the algorithms contained in the ROC SDK. We license our software in support of a wide range of applications including financial services, law enforcement, military, and consumer electronics., We are seeking an experienced and passionate Mobile Software Engineer to join our team and lead the development of our flagship application across both iOS and Android platforms. This role is central to our strategy of providing a seamless, high-quality user experience regardless of the device. The ideal candidate thrives in a cross-functional environment and possesses deep expertise in the native nuances of the Apple and Android ecosystems., * Design, develop, test, and deploy robust, high-performance mobile applications targeting both iOS and Android platforms. * Collaborate with product managers, designers, and other developers to understand and translate requirements into technical specifications. * Optimize application performance, responsiveness, and stability across a wide range of mobile devices and OS versions. * Manage deployment processes, including submission to the Apple App Store and Google Play Store. * Ensure application code adheres to established standards, including code reviews, unit testing, and continuous integration/continuous deployment (CI/CD) pipelines. * Identify and address technical debt and performance bottlenecks. * Stay up-to-date with the latest mobile development trends, cross-platform tools, and native platform changes. ## Related Videos - [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse) - [Intro to Flutter Development](https://www.wearedevelopers.com/videos/170-intro-to-flutter-development) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [There's an app for that - on the role of cross platform development in the app development ecosystem](https://www.wearedevelopers.com/videos/278-there-s-an-app-for-that-on-the-role-of-cross-platform-development-in-the-app-development-ecosystem) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [Cross Platform Mobile Development Frameworks to Use in 2025](https://www.wearedevelopers.com/magazine/404-cross-platform-mobile-development-frameworks-to-use-in-2025) - [Flutter Developer Salary [2023]](https://www.wearedevelopers.com/magazine/199-flutter-developer-salary-2023) - [A Guide to Choosing the Right Tools for App Developers](https://www.wearedevelopers.com/magazine/391-a-guide-to-choosing-the-right-tools-for-app-developers) - [Basic And Advanced Networking in Dart and Flutter](https://www.wearedevelopers.com/magazine/112-basic-and-advanced-networking-in-dart-and-flutter) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)