Senior React Native Developer/Architect - Android and IOS

Location- Chicago Will this be Hybrid or Remote is fine – 3 days mandate to client office. Duration of the contrast – Long term for now. Senior React Native Developer/Architect – Android Specialist Key Responsibilities: Review the architecture and provide recommendations. With strong STT background Reverse engineer a large-scale React Native super app into modular, maintainable components. Analyze and document the full tech stack across the JavaScript and Android native bridge. Integrate and fine-tune Android-native speech recognition APIs with dialect testing and optimization. Collaborate with cross-functional teams to define best practices for architecture, modularization, and performance. Lead knowledge transfer sessions and mentor junior developers. Ensure code quality through design patterns, unit testing, and CI/CD practices. Required Skills: 5–7 years of hands‑on React Native development. Deep understanding of Android SDK, Kotlin/Java, and Android architecture components. Proven experience with Android-native speech recognition APIs (e.g., Google Speech Services). Strong grasp of mobile design patterns (MVVM, Clean Architecture, etc.). Experience with reverse engineering and codebase analysis. Familiarity with Android performance profiling and debugging tools. Experience with dialect testing and speech model fine‑tuning. Nice to Have: Experience with Jetpack Compose. Familiarity with accessibility and localization best practices. Contributions to open‑source React Native or Android libraries. Senior React Native Developer/Architect – iOS Specialist Key Responsibilities: Review the architecture and provide recommendations. With strong STT background Deconstruct and document the architecture of a large React Native super app. Lead the integration of iOS-native modules and optimize the bridge between Swift/Objective‑C and React Native. Implement and fine‑tune iOS-native speech recognition (e.g., Apple Speech Framework) with dialect testing. Define and enforce architectural best practices, modular design, and scalable code structure. Conduct technical deep‑dives and lead knowledge transfer sessions. Collaborate with product, design, and QA teams to ensure seamless user experiences. Required Skills: 5–7 years of React Native development experience. Strong proficiency in Swift and Objective‑C with deep knowledge of iOS internals. Hands‑on experience with Apple’s Speech Framework and Core ML for speech tuning. Expertise in iOS design patterns (MVC, MVVM, VIPER). Experience with reverse engineering and architectural analysis of large codebases. Familiarity with iOS performance tools (Instruments, Xcode Profiler). Proven experience in dialect testing and speech model optimization. Nice to Have: Experience with SwiftUI. Familiarity with App Store deployment and TestFlight workflows. Contributions to open‑source iOS or React Native projects. #J-18808-Ljbffr