Remote Senior Mobile Developer (Kotlin) — Senior Domain Practice

Join Jobtacular as a remote Remote Senior Mobile Developer (Kotlin) — Senior Domain Practice ($50 - $100/hour). We partner with leading AI research laboratories across major English-speaking markets to evaluate complex responses, design realistic domain scenarios, and calibrate next-generation foundation models using deep professional expertise in Kotlin, Swift, Mobile.

What You Will Do

• 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.
• Demonstrated professional or academic background in Kotlin, Swift, Mobile.
• Strong analytical reasoning and ability to articulate complex concepts clearly in written English.
• High attention to detail when reviewing technical or domain-specific documentation.

Who We Are Looking For

• Comprehensive command 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.
• Start Timeline & Availability
• We typically fill roles within 48 hours and are looking for experts ready to jump in right away. If selected, we expect you to start your first tasks within 24–48 hours of completing onboarding.
• Compensation Band: $50 - $100/hour

Compensation & Remote Structure

• Compensation Rate: $50 - $100/hour (contract specialist remuneration)
• Work Arrangement: 100% Remote / Work From Home
• Eligible Remote Countries: United States, United Kingdom, Canada, Australia, New Zealand, Ireland, and South Africa
• Core Competencies: Kotlin, Swift, Mobile
• Hiring Agency: Jobtacular

Direct Application Process: Click the Apply button on this page to proceed directly to our partner application portal and submit your profile for immediate consideration.