react native developer for a cross-platform trading app

The product team is building a cross-platform trading app for a financial services client. The project is underway, with an established codebase and agile workflow, and involves live market data, secure integrations, and mobile UI in a regulated industry.

• Develop and release features for a cross-platform mobile app, following the team’s existing architecture and standards
• Connect the app to backend services, handling authentication, error recovery, paginated data, caching, and indicators showing data freshness
• Build fast, stable, live-updating screens for financial data, including when connections drop or data arrives quickly
• Implement polished designs and ensure a consistent experience on iOS and Android
• Contribute to peer code reviews, device testing, and regular agile ceremonies

• 4+ Years of professional experience building React Native apps with TypeScript
• At least one app published on both the App Store and Google Play
• Solid understanding of secure mobile authentication, including OAuth/OIDC, token lifecycle, and secure storage, and resilient API integration
• Experience building real-time features and managing app state with tools such as Redux, Zustand, or React Query
• Proven ability to profile, debug, and optimize mobile app performance
• Experience with automated testing, such as Jest or Detox, and mobile build and release pipelines, such as EAS or Fastlane
• Previous work on fintech, trading, banking, or other regulated products
• Excellent written and verbal communication skills in English
• Ability to work independently in a fast-paced environment
• Будет плюсом: experience handling multiple currencies and locale-specific number formatting, familiarity with hybrid frameworks such as Ionic, experience joining projects already in progress and becoming productive quickly, Spanish language skills

• Contract engagement
• EST timezone overlap