Hybrid Mobile Application Developer (React Native)

About the Role

senior, hands-on Hybrid Mobile Application Developer

secure, compliant, high-performance mobile apps

If you have shipped real apps to the App Store and Play Store and understand what it takes to run them in production, this role is for you.

Key Responsibilities

• Build and maintain

  React Native applications

  for iOS and Android used in real financial workflows (accounts, transactions, dashboards)
• Deliver

  production-ready features

  , not demos — from development to store release
• Implement

  secure authentication flows

  (OAuth2 / OIDC, JWT, biometrics)
• Integrate mobile apps with

  REST and GraphQL APIs

• Work closely with backend, product, UX, and compliance teams
• Ensure

  performance, stability, and crash-free releases

• Implement

  accessibility standards (WCAG 2.1 AA)

  for all mobile screens
• Optimize app performance (startup time, memory usage, rendering, bundle size)
• Write

  unit tests and E2E tests

  for critical user flows
• Handle

  App Store & Play Store releases

  , updates, and approvals
• Participate in code reviews and contribute to technical decisions
• Support OTA updates using

  CodePush / EAS

  when required

Must-Have Skills

mandatory

• 6+ years of mobile development experience

• 3+ years of real production experience with React Native

• Strong hands-on experience with:

·      React Native (Hooks, navigation, lifecycle)

·      TypeScript & modern JavaScript (ES6+)

• Proven experience shipping apps to:

Apple App Store

Google Play Store

• Experience with state management:

·      Redux Toolkit / Zustand / React Context

• API integration experience:

·      REST APIs

·      GraphQL (Apollo / similar)

• Mobile authentication & security:

·      OAuth2 / OIDC

·      JWT

·      Secure storage (Keychain / Keystore)

• Performance optimization:

·      App startup time

·      Memory usage

·      List rendering (FlatList / FlashList)

• Testing experience:

·      Unit testing (Jest)

·      E2E testing (Detox / Maestro)

• Git-based workflows and code reviews
• Comfortable working in

  regulated / compliance-heavy environments

Good-to-Have / Preferred Skills

not mandatory

• Experience in

  fintech, banking, retirement, or regulated platforms

• Backend-for-Frontend (BFF) experience using:

·      Node.js (Express / NestJS)

• Exposure to

  Next.js

  for shared web-mobile logic
• Knowledge of:

·      Accessibility (TalkBack, VoiceOver)

·      WCAG compliance

• Familiarity with CI/CD:

·      GitHub Actions

·      Fastlane

·      EAS Build

• Experience with:

·      CodePush OTA updates

·      Monorepos (Nx / Turborepo)

• Native development exposure:

·      Swift / Objective-C or Kotlin / Java (for native modules)

Experience & Background Expectations

• You have

  worked on long-running production apps

  , not only short-term projects
• You understand

  real-world constraints

  like app store rejections, performance issues, and security reviews
• You are comfortable owning features end-to-end
• You can read backend API contracts and ask the right technical questions
• You write clean, maintainable code — not just “working” code

What We’re Really Looking For (Mindset)

• A

  production-focused mobile engineer

  , not a tutorial-level developer
• Someone who takes

  ownership

  of app quality, performance, and security
• Comfortable working with

  enterprise standards and audits

• Clear communicator who can work across teams
• Someone who understands that

  fintech apps cannot afford bugs

Work Mode / Location

• Remote
• Must be available for collaboration with cross-functional teams

Interview & Selection Process (Transparency)

• Technical screening (React Native + architecture depth)
• Practical discussion on real production scenarios
• Code review or problem-solving round
• Final client discussion (if required)