Description :

About the Role :

We are looking for a Senior Android Engineer with deep React Native expertise to build and own the trading experience on Android real-time data, interactive charting, fluid interactions, and rock-solid performance.

What We're Looking For :

You have shipped production React Native apps that handle real-time data streams, complex UI states, and performance-sensitive rendering. You understand the Android platform deeply native modules, bridge performance, and platform-specific behaviour. Ideally, you have worked on trading, fintech, or data-intensive mobile products. You take ownership of your features end-to-end, care about code quality, and are comfortable driving technical decisions independently.

What You'll Do :

- Own the mobile trading experience on Android architecture, performance, and end-to-end quality.

- Build and optimize real-time data rendering WebSocket lifecycle management, efficient list rendering, and minimal re-renders for streaming data.

- Integrate complex WebView-based components with bidirectional JavaScript bridge communication.

- Collaborate with product and design to deliver polished, intuitive interfaces for a financial product where trust and clarity are paramount.

- Define mobile engineering standards component architecture, state management patterns, testing strategy, and performance benchmarks.

- Drive code reviews, mentor team members, and champion best practices across the mobile team.

- Participate in stabilization and release cycles profiling, device matrix testing, and regression analysis.

Must-Have :

- 4+ years React Native experience with production apps on Google Play Store.

- Strong TypeScript skills and deep understanding of React Native internals bridge, native modules, and performance optimization.

- Experience with real-time data handling WebSockets, efficient UI updates for streaming data, and state synchronization.

- Experience integrating WebView-based components with JS bridge communication.

- Proficiency with state management at scale (Redux, Zustand, or MobX).

- Experience with push notifications (FCM), deep linking, and complex navigation patterns.

- Strong debugging skills Flipper, React DevTools, native crash analysis, and performance profiling.

Nice-to-Have :

- Prior experience building trading, brokerage, or fintech mobile apps.

- Experience with charting library integration in mobile apps.

- Knowledge of server-driven UI (SDUI) patterns.

- Experience with feature flags, A/B testing frameworks, and app modularization.

- Familiarity with native Android development (Kotlin) for bridge modules.

Tech Stack :

Framework : React Native

Language : TypeScript / JavaScript

State Management : Redux / Zustand

Real-time : WebSocket, SSE

Charting : Charting library via WebView bridge

Testing : Jest, Detox (E2E), device matrix testing (Android 10+)

What We Offer :

- Build a complete real-time trading experience on mobile technically deep and user-facing.