Biết xử lý retry policy, timeout, network interceptor, error handling.Experience handling retry policies, timeouts, network interceptors, and error management.
Ưu tiên từng tham gia dự án Digital Banking, E- Wallet, Consumer Loan, hoặc Fintech Platform.Experience in Digital Banking, E- Wallet, Consumer Loan, or Fintech Platform projects is an advantage.
Hiểu rõ quy trình authentication, authorization, session management trong môi trường ngân hàng (JWT/OAuth2).Strong understanding of authentication, authorization, and session management processes in banking environments (JWT/OAuth2).
Thành thạo ít nhất một framework quản lý trạng thái: Bloc / Cubit, Riverpod, Provider, hoặc GetX.Proficient in at least one state management framework: Bloc/Cubit, Riverpod, Provider, or GetX.
Kinh nghiệm với Dio, Retrofit, hoặc http package.Hands- on experience with Dio, Retrofit, or http package for network handling.
Secure data: flutter_secure_storage, Keychain, Keystore.Experience in securing data with flutter_secure_storage, Keychain, and Keystore.
Có kinh nghiệm làm việc trong quy trình Agile / Scrum, JIRA, Confluence.Experience working in Agile/Scrum environments using JIRA and Confluence.
Tư duy tốt về OOP, SOLID principles, code maintainability.Strong understanding of OOP, SOLID principles, and maintainable code practices.
Hiểu rõ Widget tree, BuildContext, lifecycle, stateful/stateless widget, rendering pipeline.Strong understanding of Widget tree, BuildContext, widget lifecycle, rendering pipeline, and state management concepts.
Biết sử dụng Fastlane để build và deploy tự động lên Google Play / App Store.Familiar with Fastlane for automated app build and deployment to Google Play and App Store.
Có kinh nghiệm tích hợp các hệ thống tài chính như: Payment Gateway (ZaloPay, MoMo, Napas, Stripe, Payoo); OTP / SMS / Email Service; eKYC / Face Recognition / OCR; Firebase Cloud Messaging (Push Notification); Analytics / Crashlytics / Sentry.Experience integrating financial systems such as Payment Gateways (ZaloPay, MoMo, Napas, Stripe, Payoo), OTP/SMS/Email services, eKYC/Face Recognition/OCR, Firebase Cloud Messaging (Push Notifications), and analytics tools (Crashlytics/Sentry).
Thành thạo Flutter SDK & Dart.Proficient in Flutter SDK and Dart programming language.
Kinh nghiệm tối ưu hiệu năng app: giảm frame drop, build time, bundle size.Proven ability to optimize app performance (reduce frame drops, build time, and bundle size).
Local DB: Hive, Isar, Sqflite, hoặc ObjectBox.Experience with local databases: Hive, Isar, Sqflite, or ObjectBox.
Có kinh nghiệm thiết kế ứng dụng theo Clean Architecture, MVVM / MVI / Bloc pattern.Experience with app architecture patterns such as Clean Architecture, MVVM, MVI, or Bloc.
Kinh nghiệm CI/CD pipelines trên GitLab CI, GitHub Actions, Bitrise hoặc Codemagic.Experience with CI/CD pipelines using GitLab CI, GitHub Actions, Bitrise, or Codemagic.
Nắm các nguyên tắc bảo mật trong ứng dụng tài chính: Mã hoá dữ liệu nhạy cảm (AES/RSA). Chống reverse- engineering, code obfuscation. Bảo mật lưu trữ token, session, và thông tin cá nhân.Strong understanding of mobile app security principles: sensitive data encryption (AES/RSA), anti–reverse engineering, code obfuscation, and secure token/session storage.
Kỹ năng giao tiếp tốt, sẵn sàng mentor junior.Excellent communication skills and willingness to mentor junior developers.
Làm việc tốt với RESTful API / GraphQL / gRPC.Proficient in working with RESTful APIs, GraphQL, or gRPC.
Unit test, Widget test, Integration test bằng flutter_test, mockito, bloc_test.Experience writing unit, widget, and integration tests using flutter_test, mockito, and bloc_test.
Offline caching / synchronization.Knowledge of offline caching and data synchronization mechanisms.
Hiểu các chuẩn bảo mật như OWASP Mobile Security, PCI DSS là điểm cộng lớn.Familiarity with security standards such as OWASP Mobile Security and PCI DSS is a strong plus.
Hiểu cơ chế reactive, luồng dữ liệu bất đồng bộ (Stream, Future, async/await).Good understanding of reactive programming and asynchronous data flows (Stream, Future, async/await).
