Remote Part-Time Mobile App Developer (iOS/Android)

JobCubby; Indonesia; On-site; IDR 513,391,000 - 855,652,000; Part time

Job summary

Mindrift is seeking skilled Mobile App Developers (React Native, Flutter, Swift, or Kotlin) to join the Tendem project and build native and cross‑platform mobile applications for real‑world use cases. In this role, you'll apply your mobile engineering expertise to deliver stable, performant and user‑friendly apps for iOS and Android.

This freelance, part‑time remote opportunity expects hands‑on experience shipping iOS and/or Android apps, integrating device APIs, and managing the full mobile

Qualifications

• At least 3 years of mobile app development experience.
• Bachelor's or Master's Degree in Computer Science, Engineering, Information Technology, or related fields is a plus.
• Strong attention to detail and ability to ship features independently.
• Portfolio of shipped mobile apps (App Store/Google Play links preferred).
• English proficiency: Upper‑intermediate (B2) or above.

Responsibilities

• Build mobile applications using React Native, Flutter, Swift (iOS), or Kotlin (Android).
• Implement responsive mobile UIs that follow platform conventions (iOS HIG, Material Design).
• Integrate native device features (camera, push notifications, location, storage, biometrics).
• Connect apps to backend APIs, handle offline state, caching, and synchronization.
• Implement monetization features where required (in‑app purchases, ads, subscriptions).
• Review, debug, optimize, and refactor mobile application code to improve correctness, performance, battery efficiency, and maintainability.
• Debug platform‑specific issues and prepare builds for distribution (TestFlight, Play Console).

Skills

React Native

Flutter

Swift/SwiftUI

Kotlin/Jetpack Compose

Mobile UI patterns

REST APIs

Education

Bachelor's or Master's Degree in Computer Science/Engineering/IT

Tools

Firebase

Supabase

App Store submission

Google Play submission

Job description

Mindrift is seeking skilled Mobile App Developers (React Native, Flutter, Swift, or Kotlin) to join the Tendem project and build native and cross‑platform mobile applications for real‑world use cases. In this role, you'll apply your mobile engineering expertise to deliver stable, performant and user‑friendly apps for iOS and Android.

This freelance, part‑time remote opportunity expects hands‑on experience shipping iOS and/or Android apps, integrating device APIs, and managing the full mobile