Freelance Mobile App Developer (iOS / Android)
New
M
MindriftSoftware Development
United States. North Carolina, United States. Oklahoma, United States. Pennsylvania, United States. Virginia, United States. Florida, United StatesPart-TimeMiddle
SalaryUp to $60 per hour equivalent
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Job Details
- Languages
- English (Upper-intermediate B2 or above)
- Experience
- At least 3 years
- Required Skills
- AndroidFlutterKotlinReact NativeSwiftRESTful APIsiOS
Requirements
- At least 3 years of professional mobile app development experience.
- Hands-on experience with at least one of: React Native, Flutter, Swift/SwiftUI, or Kotlin/Jetpack Compose.
- Strong understanding of mobile UI patterns, navigation, state management, and platform guidelines.
- Experience integrating REST APIs, handling asynchronous data, and managing local storage.
- Familiarity with native device APIs such as notifications, camera, location, and biometrics.
- Experience with mobile build tools, code signing, and App Store/Google Play submission.
- Strong attention to detail with a focus on performance, stability, and platform polish.
- Ability to work independently as a self-directed contributor.
- Portfolio of shipped mobile apps (required, with store links preferred).
- English proficiency: Upper-intermediate (B2) or above (required).
Responsibilities
- Build mobile applications using React Native, Flutter, Swift (iOS), or Kotlin (Android).
- Implement responsive mobile UIs following iOS HIG and Material Design conventions.
- Integrate native device features such as camera, push notifications, location, and biometrics.
- Connect applications to backend APIs and handle offline state, caching, and synchronization.
- Implement monetization features including in-app purchases, ads, and subscriptions.
- Evaluate and refactor AI-generated code for correctness, performance, battery efficiency, and maintainability.
- Debug platform-specific issues and manage app distribution via TestFlight and Play Console.
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