Mobile App Developer; React Native - Backend-Focused Gold App Inc. San Francisco, CA

Mobile App Developer (React Native – Backend-Focused)

Company:

Location: Remote (Global)

Type: Contract

The Gold App () is a mobile-first platform focused on building secure, scalable, and user-friendly digital solutions. We are looking for a highly skilled Mobile App Developer with strong backend experience to help develop and maintain our cross‑platform mobile application.

We are seeking a contract, remote Mobile App Developer with proven experience building and deploying mobile applications on Apple App Store and Google Play Store using React Native. This role is backend‑leaning, with a strong focus on APIs, data handling, performance, and system integrations, while still being comfortable working within a mobile UI codebase.

• Design, develop, and maintain cross‑platform mobile applications using React Native.
• Lead backend‑related mobile development, including:
• API integration and architecture.
• Authentication and authorization flows.
• Data modeling, storage, and synchronization.
• Collaborate with backend services (Node.js, Firebase, AWS, or similar).
• Ensure apps are production‑ready and successfully deployed to Apple App Store and Google Play Store.
• Optimize application performance, security, and scalability.
• Debug, test, and maintain existing features.
• Work closely with product and design teams to translate requirements into technical solutions.
• Implement best practices for mobile architecture, code quality, and CI/CD pipelines.

• 3+ years of experience developing mobile applications.
• Strong hands‑on experience with React Native.
• Proven experience deploying apps to iOS and Android app stores.
• Strong backend experience (e.g., Node.js, REST/Graph
  
  QL APIs, Firebase, AWS, or similar).
• Solid understanding of mobile app architecture and state management.
• Experience with third‑party APIs and SDKs.
• Familiarity with Git‑based workflows.
• Ability to work independently in a remote, contract‑based environment.

• Experience with fintech, payments, or security‑focused applications.
• Knowledge of cloud infrastructure and Dev Ops practices.
• Experience with performance monitoring and analytics tools.
• Familiarity with Type Script.

• Contract‑based engagement.
• Fully remote.
• Flexible hours with clear deliverables.
• Competitive contract rates based on experience.

Please submit:

• A brief introduction.
• Relevant experience or portfolio.
• Links to mobile apps you’ve deployed (if available).