Senior Mobile Developer (React Native + Native Android/IOS) - TA172

1. Product Development

• Design, develop, enhance, and maintain mobile applications using React Native.
• Implement complex mobile features for financial services, merchant services, and field sales operations.
• Work on apps such as:
  • SmartPOS Android app for payment acceptance and device operations
  • Digital Banking App for consumer / SME banking journeys
  • Merchant App for transaction management, reconciliation, settlement, and operations
  • DSA App for merchant lead management, onboarding, document capture, and field acquisition workflow

2. Native Mobile Development

• Develop or customize native Android modules and, where applicable, native iOS modules to support advanced device and OS-level capabilities.
• Bridge native functionality into React Native when standard packages are insufficient.
• Troubleshoot and optimize app performance, memory usage, battery usage, startup time, and native stability issues.
• Work with device-specific capabilities such as:
  • camera
  • QR/barcode scanner
  • printer
  • Bluetooth
  • NFC
  • GPS/location
  • biometric authentication
  • secure storage
  • file/document capture
  • push notifications
  • background services
  • Android POS hardware SDK integration

3. Architecture & Engineering Quality

• Translate product requirements and UX/UI designs into scalable mobile solutions.
• Write clean, reusable, testable, and maintainable code.
• Contribute to mobile architecture decisions, code structure, shared components, reusable modules, and engineering standards.
• Ensure app robustness under low network quality, intermittent connectivity, and offline/online sync scenarios.
• Handle secure integration with backend APIs, authentication services, and third-party SDKs.
• Participate in code reviews, technical discussions, root-cause analysis, and continuous improvement initiatives.
• Supports low-end devices
• Interface design adapts to various phone screen sizes

4. Delivery & Collaboration

• Work closely with Product Owners, Business Analysts, Designers, Backend Engineers, QA Engineers, Security, and DevOps teams.
• Participate in sprint planning, estimation, backlog grooming, release planning, and production support.
• Support UAT, pilot rollout, production releases, and post-release monitoring.
• Investigate and resolve production issues in a timely manner.

Yêu cầu ứng viên

1. Required Skills & Qualifications

• 3+ years of mobile development experience, with strong hands-on experience in React Native.
• Solid knowledge of JavaScript / TypeScript.
• Strong understanding of mobile application architecture, component lifecycle, state management, and asynchronous programming.
• Hands-on experience with native Android development using Kotlin or Java.
• Experience integrating RESTful APIs, JSON, and token-based authentication.
• Good knowledge of mobile fundamentals
• Experience with state management libraries such as Redux / Redux Toolkit / MobX.
• Familiarity with Git and collaborative development workflows.

2. Preferred Qualifications (Nice to Have)

• Experience in Fintech, Banking, Payments, Merchant Acquiring, or Digital Lending.
• Experience working with Android POS devices / SmartPOS / Payment Terminals.
• Hands-on experience building features for: Payment acceptance (QR, card-based transactions), Merchant onboarding, eKYC / OCR / Facial verification, Digital banking journeys
• Familiarity with mobile security standards (PCI DSS awareness, secure storage, certificate pinning, biometric authentication).
• Experience with offline-first or unstable network environments.
• Experience integrating monitoring and crash reporting tools (e.g. Firebase Crashlytics, Sentry).
• Familiarity with mobile CI/CD pipelines.
• Basic knowledge of iOS native development (Swift/Objective-C) is a plus.
  Soft Skills

Quyền lợi được hưởng

• Competitive salary and bonus package​
• Staff loan with special interest rates​
• Training courses based on the job, Training framework/Learning RoadMap for each position​
• Insurance in accordance with Labor laws + VPBank Care insurance for all employees. (insurance covered for family members for entitled employees);​
• Annual leave (varied based on job grade)​
• Travel allowance​
• A dynamic and friendly working environment, full of great opportunities to develop your career and abundant interesting activities to join (Sports competitions, talent contests, teambuilding...)​