Mobile App Engineer

About the role

We are looking for a Mobile App Engineer to create high‑performance, beautiful apps with Flutter for iOS and Android, serving a social network, e‑commerce and booking ecosystem with millions of users. You will work on a single codebase that powers multiple platforms at scale.

Key responsibilities

• Build and maintain cross‑platform apps with Flutter for the main consumer app and seller app.
• Implement complex UI, fluid animations, and native‑quality interactions.
• Integrate NestJS APIs, authentication (JWT/OAuth), payments, and push notifications.
• Develop and integrate mini‑apps within the Khmer Empire ecosystem.
• Ensure smooth performance, stability, and responsiveness across all device types and sizes.
• Collaborate with backend (NestJS), design (Figma), and product teams.

Required profile

• Strong experience building production mobile apps with Flutter & Dart.
• Solid understanding of mobile architecture, performance, and platform differences.
• Experience integrating REST or GraphQL APIs and handling authentication flows.
• Strong debugging skills across both iOS and Android environments.

Required skills

• Flutter
• Dart
• REST APIs
• GraphQL
• JWT / OAuth authentication
• NestJS
• Riverpod or Bloc state management
• Payments integration
• Push notifications