Associate Staff Engineer (Mobile - iOS - Swift UI)

Skills

• ab-testing
• acceptance-criteria
• agile
• analytics
• api
• authentication
• ci-cd
• clean-architecture
• ecommerce
• fastlane
• ios
• javascript
• jest
• mobx
• mvvm
• networking
• objective-c
• react
• react-native
• redux
• sentry
• swift
• swiftui
• typescript
• uikit
• unit-testing
• xcode
• zustand

Must have

1. Experience : 4+years
2. Hands-on mobile engineering experience in iOS development.
3. Hands-on experience developing and shipping production applications using React Native, JavaScript, and TypeScript.
4. Hands-on native iOS development experience using Swift, SwiftUI, and UIKit, with working knowledge of Objective-C for legacy modules.
5. Proven experience working on brownfield applications where React Native screens coexist with native iOS screens.
6. Mandatory experience developing native iOS modules or view managers consumed by JavaScript through the legacy bridge and/or TurboModules and Fabric.
7. Experience supporting high-traffic consumer applications in production, including crash investigation, bug fixing, hotfixes, and release management.
8. Experience in e-commerce or content and commerce applications is preferred.
9. Strong proficiency in JavaScript, TypeScript, React, and React Native component, navigation, and state-management architecture.
10. Hands-on experience with state-management libraries such as Redux, MobX, Zustand, or Recoil.
11. Strong understanding of React Native internals, including Hermes, Fabric, TurboModules, JSI, code generation, and the legacy bridge.
12. Expertise in integrating React Native into large-scale native iOS applications, including hosting React Native views, developing native modules, bridging, and exposing native UI components.
13. Strong Swift programming fundamentals, SwiftUI, UIKit, and working knowledge of Objective-C.
14. Good understanding of iOS platform concepts, including application lifecycle, concurrency (GCD and async/await), memory management, networking, persistence, push notifications, deep links, universal l
15. Experience with mobile architecture patterns such as MVVM, Clean Architecture, object-oriented analysis and design, and modular application development.
16. Strong knowledge of testing frameworks and practices across both platforms, including Jest, React Native Testing Library, Detox, and XCTest.
17. Hands-on experience with Xcode, CocoaPods, Swift Package Manager, Metro, Fastlane, and CI/CD pipelines.
18. Experience in production debugging, crash analysis, and performance profiling using Instruments, Hermes Profiler, Flipper, React DevTools, Crashlytics, or Sentry.
19. Understanding of API integration, mobile security, caching strategies, and offline-first application development.
20. Strong understanding of clean code principles, SOLID principles, and Agile development methodologies.
21. Proven ability to manage end-to-end ownership of product modules, including architecture, implementation, testing, release, and production support.
22. Experience in large-scale application migration, platform modernization, or refactoring initiatives with controlled rollouts and rollback strategies.
23. Strong technical leadership, problem-solving, communication, and collaboration skills.
24. Ability to conduct code reviews, mentor developers, establish engineering standards, and influence mobile architecture decisions.
25. Experience with React Native migration from the legacy bridge to the new architecture (Fabric and TurboModules) is an added advantage.
26. Familiarity with over-the-air updates using CodePush or EAS Updates, feature flags, and A/B testing platforms is desirable.
27. Experience with monorepos, shared design systems, and e-commerce features such as catalogue, cart, checkout, and payments is an added advantage.

Full description