Kotlin Coding Specialist – Freelance AI Trainer

Backend EngineerSoftware EngineerContractRemoteSeniorTeam 201-500Since 2015H1B No SponsorCompany SiteLinkedIn

Location

Worldwide

Posted

82 days ago

Salary

$35 / hour

Seniority

Senior

Job Description

Kotlin Coding Specialist – Freelance AI Trainer

Invisible Technologies

• Evaluate AI-generated code • Correct errors • Implement optimized Kotlin solutions • Document best practices that demonstrate modern Android design patterns and coding conventions • Create high-quality code patches that reflect modern Android development practices and ensure technical correctness, maintainability, and clarity • Produce clean, efficient, and idiomatic solutions using the Kotlin programming language based on real-world engineering scenarios

Job Requirements

  • 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 build.gradle configuration, dependency management, and networking libraries such as OkHttp, Retrofit, and Coil
  • Experience with Android multimedia tools (CameraX, ExoPlayer, Media3) is a plus
  • Strong background in Android software development with demonstrable experience building and maintaining production-level Kotlin applications
  • Clear, structured communication and the ability to explain technical decisions are essential.

Benefits

  • Company-sponsored benefits such as health insurance and PTO do not apply

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