Flutter Mobile Engineer - Cross-Platform Payments

re-zoo-me; Singapore; On-site; SGD 70,000 - 120,000; Full time

Job summary

YouTrip in Singapore is seeking an experienced Flutter mobile engineer to design, develop, and maintain cross‑platform apps for iOS and Android. You will collaborate with product, design, and backend teams to deliver high‑quality features and reliable user experiences.

The role requires 3+ years in Flutter/Dart with strong Swift or Kotlin knowledge, UI frameworks, and experience publishing to App Store and managing releases.

Qualifications

• 3+ years of professional experience in Flutter and Dart.
• Strong expertise in Swift or Kotlin (experience with both preferred).
• Experience with UIKit and/or SwiftUI.
• Experience publishing and maintaining apps on the Apple App Store (TestFlight, provisioning, certificates).
• Experience with iOS testing frameworks such as XCTest/UI testing.
• Solid understanding of RESTful APIs, analytics, and third‑party SDK integration.
• Strong debugging, problem‑solving, and communication skills.
• Ability to work effectively in cross‑functional and distributed teams.

Responsibilities

• Design, develop, and maintain Flutter apps for iOS and Android.
• Collaborate with designers, product managers, and backend developers to deliver features.
• Ensure app performance, quality, and responsiveness through profiling and reviews.
• Diagnose and resolve bugs and integration challenges with APIs and native modules.
• Develop and maintain automated tests (unit, widget, integration).
• Work on hybrid modules integrating Flutter with native iOS/Android components.
• Conduct peer reviews and mentor junior developers.
• Stay updated with Flutter, Dart, and mobile ecosystem advancements.

Skills

Flutter

Dart

Swift

Kotlin

UIKit/SwiftUI

RESTful APIs

Testing (unit/widget/integration)

Cross-functional collaboration

Performance optimization

Code debugging

Education

Bachelor's or Master's in Computer Science/Software Engineering

Tools

Xcode

TestFlight

App Store

CI/CD pipelines

Git

Job description

YouTrip in Singapore is seeking an experienced Flutter mobile engineer to design, develop, and maintain cross‑platform apps for iOS and Android. You will collaborate with product, design, and backend teams to deliver high‑quality features and reliable user experiences.

The role requires 3+ years in Flutter/Dart with strong Swift or Kotlin knowledge, UI frameworks, and experience publishing to App Store and managing releases.