Mobile Engineer (iOS / Android)

About The Role The Mobile Engineer role owns the development of reliable, high-performance iOS and Android experiences used by customers every day. The work spans product delivery, mobile architecture, API integration, offline behavior, performance optimization, and release management across native and cross-platform surfaces. The engineer will partner with product, design, backend, and QA teams to turn product requirements into polished mobile workflows. This role matters because mobile is a primary customer interface, and decisions around responsiveness, reliability, accessibility, and platform consistency directly affect user adoption and retention. Key Responsibilities Build and ship production mobile features using Swift and SwiftUI for iOS, Kotlin and Jetpack Compose for Android, or React Native/Flutter where appropriate Design maintainable mobile architecture, including navigation, state management, networking, persistence, dependency injection, and modularization Integrate REST and GraphQL APIs, authentication flows, push notifications, analytics, feature flags, and third-party SDKs Improve application performance, crash rates, startup time, battery usage, and accessibility using profiling tools such as Instruments, Android Profiler, and Firebase Performance Develop comprehensive unit, integration, and UI tests using XCTest, XCUITest, JUnit, Espresso, or equivalent frameworks Manage mobile releases through CI/CD pipelines, App Store Connect, Google Play Console, Fastlane, and staged rollout processes Collaborate in design reviews, code reviews, incident investigations, and technical planning while documenting decisions and operational risks What We Are Looking For 3–8 years of professional software engineering experience, including at least 2 years building and shipping production mobile applications Strong experience with either iOS development using Swift/SwiftUI or Android development using Kotlin/Jetpack Compose; familiarity with both platforms is highly valued Proficiency with mobile architecture patterns, asynchronous programming, networking, local storage, accessibility, and platform-specific lifecycle behavior Experience integrating REST or GraphQL services, OAuth or token-based authentication, push notifications, deep links, analytics, and remote configuration Demonstrated ability to test, debug, profile, and release mobile applications through automated CI/CD pipelines Bachelor's degree in Computer Science, Software Engineering, or a related technical field, or equivalent practical experience Bonus: Experience with React Native or Flutter, Kotlin Multiplatform, mobile observability, payments, offline-first systems, or large-scale consumer applications