Senior Mobile Developer

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 repositoriesDesign problems that require strong mobile engineering skills, such as tracking down subtle bugs, building non-trivial features, handling application state and lifecycle, or improving performanceDevelop tasks relevant to your expertise: cross-platform applications using TypeScript, JavaScript, or Dart; iOS applications using Swift; or Android applications using KotlinFor 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 approachesProvide 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 FlutteriOS: Swift with SwiftUI or UIKitAndroid: Kotlin with Jetpack Compose or the Android View systemDeep understanding of mobile application architecture, state management, asynchronous programming, and application lifecycleProven 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.