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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Mobile Developer - **Company:** U.S. EQUITY ADVANTAGE HOLDINGS, INC. - **Location:** Orlando, FL, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** ASP.NET, .NET Framework, Application Programming Interfaces (APIs), Apple Push Notification Service, Apple IOS, Application Performance Management, App Store (IOS), Microsoft Azure, C Sharp (Programming Language), Mobile Application Development, Cloud Computing, Continuous Integration, Push Technology, Internet Information Services (IIS), Mobile Application Software, Microsoft Servers, Microsoft SQL Server, .NET Framework 4, Query Optimization, Responsive Web Design, SignalR, SQL Stored Procedures, Systems Integration, Transact-SQL, Web Services, WebSocket, Freeform SQL, Enterprise Software Applications, Apache Cordova, Asp.net Web Api, Firebase, Backend, Git, AngularJS, Google Play, Api Design, Restful APIs, Software Version Control, Sql Tuning, Web Api - **Published:** August 19, 2026 - **Apply:** https://www.dice.com/job-detail/881047fc-272d-40d8-ba1f-0e3320b558e0 ## About the Role * At least five years of professional C# and .NET development experience * Strong experience developing Angular applications for web and mobile use * Hands-on experience with Ionic, Capacitor, and/or Cordova * Experience developing and supporting applications for both iOS and Android * Experience building REST APIs using ASP.NET Web API or ASP.NET Core * Experience developing and integrating .NET-based APIs and backend services * Strong experience with Microsoft SQL Server and T-SQL * Experience creating or maintaining stored procedures, views, and complex SQL queries * Experience troubleshooting and supporting production applications * Experience implementing real-time features using technologies such as WebSockets, SignalR, or Firebase * Experience implementing push notifications using APNs and Firebase Cloud Messaging * Experience managing releases through the Apple App Store and Google Play * Proficiency with Git, CI/CD pipelines, and Agile/Scrum development environments * Strong understanding of mobile UX, responsive design, performance, and notification-driven experiences * Strong analytical, problem-solving, communication, and collaboration skills Strongly Preferred Qualifications * Experience with both .NET Framework 4.x and modern .NET * Experience maintaining web services * Experience optimizing SQL performance and performing query tuning * Experience integrating third-party APIs and enterprise systems * Experience supporting IIS-hosted applications * Experience in financial services, banking, payments, or other transaction-heavy systems * Experience with Azure DevOps * Experience supporting enterprise applications in a Microsoft environment * Experience with mobile synchronization and offline data logic * Exposure to EOS or Traction environments ## Description The Senior Mobile Developer plays a critical role in designing, building, supporting, and enhancing AutoPayPlus mobile, web, and backend applications. This position requires strong experience across mobile development and Microsoft-based backend systems. The ideal candidate will be able to contribute immediately to our existing environment without requiring significant ramp-up in C#, .NET, SQL Server, API development, production support, or mobile application development. The Senior Mobile Developer will collaborate closely with Product, QA, and other stakeholders to deliver secure, scalable solutions that improve the member experience and support business outcomes in a fast-paced Agile environment. What You'll Do * Develop and maintain mobile applications using Angular, Ionic, Capacitor, and/or Cordova * Build and support responsive web applications for desktop and tablet experiences * Design, develop, maintain, and integrate REST APIs using ASP.NET Web API and ASP.NET Core * Develop and support backend services using C# and modern .NET technologies * Maintain existing applications built with .NET Framework 4.x and modern .NET * Work with Microsoft SQL Server and write efficient T-SQL * Create and maintain stored procedures, views, and complex SQL queries * Diagnose and optimize SQL performance and query execution * Maintain web services and integrations with third-party APIs and enterprise systems * Implement real-time functionality such as messaging, chat, alerts, and notifications * Manage mobile application releases through the Apple App Store and Google Play * Troubleshoot and support applications across development, QA, staging, and production environments * Support IIS-hosted applications in a Microsoft enterprise environment * Participate in production issue resolution and root-cause analysis * Contribute to Git-based source control and CI/CD pipelines * Collaborate with Product Managers, QA, developers, and stakeholders to deliver effective solutions * Continuously improve application performance, architecture, scalability, security, and development practices ## Related Videos - [Unleash your web skills on native!](https://www.wearedevelopers.com/videos/122-unleash-your-web-skills-on-native) - [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) - [Web APIs you might not know about](https://www.wearedevelopers.com/videos/281-web-apis-you-might-not-know-about) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Optimization of Mobile Development Strategies for Maximum Business Impact](https://www.wearedevelopers.com/videos/1182-optimization-of-mobile-development-strategies-for-maximum-business-impact) ## 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) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [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) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [8 No-Code App Builders](https://www.wearedevelopers.com/magazine/300-8-no-code-app-builders) - [Basic And Advanced Networking in Dart and Flutter](https://www.wearedevelopers.com/magazine/112-basic-and-advanced-networking-in-dart-and-flutter)