Kotlin Coding Specialist - AI Trainer

Job Title Kotlin Coding Specialist – AI Trainer

Overview Join to apply for the Kotlin Coding Specialist – AI Trainer role at Invisible Expert Marketplace. Are you a Kotlin expert eager to shape the future of AI? Large‑scale language models are evolving from chatbots into powerful developer assistants capable of reasoning about complex software systems. With high‑quality engineering data, tomorrow’s AI can support developers in solving real‑world problems faster and more accurately. Your coding expertise will help power the next generation of AI.

Responsibilities

Evaluate AI‑generated Kotlin code in real‑world engineering scenarios (bug reports, feature requests).

Correct errors, implement optimized Kotlin solutions, and produce clean, idiomatic code patches.

Document best practices that demonstrate modern Android design patterns and coding conventions.

Collaborate with developers to refine training data for next‑generation AI systems.

Qualifications

Hands‑on experience with modern Android and Kotlin development, including Jetpack Compose, Kotlin Coroutines, and Jetpack libraries such as Room, WorkManager, Datastore, ViewModel, and Hilt.

Familiarity with Gradle build configuration, dependency management, and networking libraries such as OkHttp, Retrofit, and Coil.

Experience with Android multimedia tools (CameraX, ExoPlayer, Media3) is a plus.

Demonstrable experience building and maintaining production‑level Kotlin applications.

Strong written communication skills and ability to explain technical decisions.

Compensation & Benefits Contract role with pay range of $6 to $65 per hour, determined after evaluating experience, expertise, and location. Provide your own secure computer and high‑speed Internet. Company‑sponsored benefits such as health insurance and PTO do not apply.

Position Details • Employment type: Contract • Workplace type: Remote • Seniority level: Mid‑Senior Level

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