Mobile App Developer (Freelance)

Job Summary

To support the Tendem project, the part-time freelance Mobile App Developer (iOS/Android) will design, build, and refine native and cross-platform mobile applications, collaborating with AI agents to ensure high-quality, performant apps in a remote work environment.

Key responsibilities

• Build mobile applications using React Native, Flutter, Swift (iOS), or Kotlin (Android)
• Implement responsive mobile UIs that adhere to platform conventions and integrate native device features
• Connect apps to backend APIs and debug platform-specific issues while preparing builds for distribution

Required qualifications

• At least 3 years of relevant experience in mobile app development
• Hands-on experience with at least one of: React Native, Flutter, Swift/SwiftUI (iOS), or Kotlin/Jetpack Compose (Android)
• Solid understanding of mobile UI patterns, navigation, state management, and platform guidelines
• Portfolio of shipped mobile apps with App Store/Google Play links preferred
• English proficiency at an upper-intermediate level (B2) or above