Senior Mobile Developer

Job summary

Create challenging mobile coding tasks for frontier AI models, including realistic debugging, feature development, state and lifecycle handling, and performance improvement problems. Define reproducible environments and deterministic verifiers for each task, and provide a reference solution.

Job details

Senior Mobile Developer [$50 - $100/hour] Scope of Work Create realistic, interesting, and extremely challenging mobile coding tasks for frontier AI models using your preferred repositories Design problems that require strong mobile engineering skills, such as tracking down subtle bugs, building non-trivial features, handling application state and lifecycle, or improving performance Develop tasks relevant to your expertise: cross-platform applications using TypeScript, JavaScript, or Dart; iOS applications using Swift; or Android applications using Kotlin For each task, define the problem, build a reproducible environment, and write deterministic verifiers that accept correct solutions across different valid implementations while rejecting incorrect, incomplete, or hard-coded approaches Provide a reference solution showing how the task can be solved Preferred Qualifications Significant hands-on expertise in at least one of the following mobile development tracks: Cross-platform: TypeScript or JavaScript with React Native, or Dart with Flutter iOS: Swift with SwiftUI or UIKit Android: Kotlin with Jetpack Compose or the Android View system Deep understanding of mobile application architecture, state management, asynchronous programming, and application lifecycle Proven ability to debug complex mobile applications, resolve bugs, and deliver effective performance improvements Compensation Structure Compensation is output-based; experts are paid per task that meets the project specifications. The time required to complete work may vary depending on the expert s experience and workflow. Minimum weekly submission requirements apply and will be communicated during onboarding.

What you’ll do

Create challenging mobile coding tasks for frontier AI models, including realistic debugging, feature development, state and lifecycle handling, and performance improvement problems. Define reproducible environments and deterministic verifiers for each task, and provide a reference solution.

Requirements

Candidates should have significant hands-on expertise in at least one mobile development track: cross-platform development with React Native or Flutter, iOS development with Swift, or Android development with Kotlin. They should understand mobile architecture, state management, asynchronous programming, and application lifecycles, and be able to debug complex applications and improve performance.

Listed skills

• TypeScript · Preferred
• JavaScript · Preferred
• Swift · Preferred
• Kotlin · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Mobile Development
• TypeScript
• JavaScript
• React Native
• Dart
• Flutter
• Swift
• SwiftUI
• UIKit
• Kotlin
• Jetpack Compose
• Android View System
• Mobile Application Architecture
• State Management
• Asynchronous Programming
• Application Lifecycle Management

Job areas

• Software
• Technology
• Engineering

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