Senior Mobile Engineer (React Native)

Noxtton; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Wallet/Fintech experience

Job summary

Noxtton is seeking an experienced mobile engineer to build and maintain cross‑platform iOS and Android apps using React Native. You will ensure performance, security, and reliability for wallet and Web3 products, even with flaky network connections.

You will integrate REST and GraphQL services, manage offline storage and push notifications, and shape code structure so common logic can be shared across the platform.

Qualifications

• At least five years of mobile engineering experience, including substantial React Native work.
• Experience delivering and maintaining production apps on both iOS and Android.
• Proficiency with native modules, performance profiling, and mobile security considerations.

Responsibilities

• Develop and ship React Native applications for iOS and Android.
• Integrate REST and GraphQL services, offline storage, and push notifications.
• Own application performance, offline behavior, and app store releases.
• Structure code so useful logic can be shared with the wider platform.

Skills

React Native

Mobile engineering

iOS

Android

REST APIs

GraphQL

Offline storage

Push notifications

Performance profiling

App security

Job description

Role overview

Build and maintain cross-platform mobile applications for iOS and Android using React Native. The work includes wallet and Web3 products, with responsibility for making applications perform reliably and securely on real devices, including when network connectivity is poor.

Responsibilities

• Develop and ship React Native applications for iOS and Android.
• Integrate REST and GraphQL services, offline storage, and push notifications.
• Own application performance, offline behavior, and app store releases.
• Structure code so useful logic can be shared with the wider platform.

Requirements

• At least five years of mobile engineering experience, including substantial React Native work.
• Experience delivering and maintaining production apps on both iOS and Android.
• Proficiency with native modules, performance profiling, and mobile security considerations.

Nice to have

• Experience with digital asset wallets or fintech applications.