Mobile Application Lead Developer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Mobile Application Lead Developer based in the United States. This is a senior engineering opportunity focused on building mission-critical mobile applications for emergency response organizations. You will lead the architecture and development of native iOS experiences designed to perform reliably in demanding, low-connectivity environments. The role combines hands-on development with technical leadership, engineering standards, and mentorship. You’ll work closely with product and engineering teams across the US and India to translate customer needs into dependable mobile solutions. A key focus will be creating offline-first architectures, robust data synchronization, and secure integrations. You’ll also help shape mobile development practices, CI/CD capabilities, quality processes, and the broader technology roadmap. This fully remote role offers the opportunity to build technology with a direct impact on the safety and effectiveness of first responders. Architect, design, and develop high-quality native iOS applications using Swift, SwiftUI, and UIKit for mission-critical emergency response workflows. Design and implement offline-first mobile architectures that maintain reliable functionality in low-connectivity and challenging field environments. Develop and maintain mobile integrations with RESTful APIs, including data synchronization, JSON processing, authentication, and authorization. Establish and maintain mobile CI/CD pipelines, coding standards, code review practices, testing frameworks, and quality assurance processes. Lead technical initiatives across mobile development and contribute to architectural decisions and the long-term mobile technology roadmap. Collaborate with product managers to understand customer requirements and independently translate them into scalable, reliable technical solutions. Work effectively with cross-functional engineering and product teams distributed across US and India time zones. Mentor developers on mobile engineering best practices, architecture, development workflows, and the technology stack. Lead sprint planning, technical estimation, velocity tracking, and other development planning activities. Use diagnostic and monitoring tools such as Luciq and Firebase to investigate, troubleshoot, and resolve customer-facing issues. Drive performance optimization, debugging, memory management, and overall application reliability. Contribute to the delivery of mobile applications across iOS and Android through shared-code strategies and collaboration with Android development teams. Requirements: 10+ years of hands-on experience developing native iOS applications, with advanced proficiency in Swift. Strong expertise with Swift 5.x, SwiftUI, UIKit, CoreData, CoreLocation, and iOS Background Tasks. Proven experience designing and delivering mission-critical, offline-first mobile applications. Strong understanding of mobile architecture patterns, particularly MVVM and Clean Architecture. Experience integrating RESTful services, handling JSON data, implementing data synchronization, and working with secure authentication and authorization mechanisms. Strong debugging, performance optimization, and memory management capabilities. Experience with Xcode, Git, Figma, and TestFlight. Experience building mobile CI/CD pipelines using Fastlane, GitHub Actions, or comparable automation tools. Experience with XCTest and automated UI testing frameworks. Exposure to Android development, including Kotlin, Jetpack Compose, or Android architecture components, with an understanding of how mobile products can be delivered across both iOS and Android using shared code. Ability to work independently with product managers and translate customer requirements into effective technical solutions. Strong communication and collaboration skills, particularly within distributed and cross-functio