This job posting has expired

Expired on April 1, 2026

Freelance Senior Software Developer (Kotlin) - AI Trainer

Freelance? - 40 USD
KotlinAndroid developmentJUnit 5KotestMockKEspressoRobolectricCI/CD

Job Description

Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. This involves designing automated tests and monitoring app behavior in production.

Responsibilities

  • Design and maintain automated tests for Kotlin and Android applications
  • Collaborate with developers to resolve functional and UI issues
  • Define and improve quality standards across build pipelines
  • Monitor app behavior in production
  • Apply professional judgment to assess AI responses

Qualifications

  • Degree in Computer Science, Software Engineering or related fields
  • 5+ years of Kotlin experience
  • 3+ years of Android/JVM development experience
  • English proficiency - B2

Job Information

Posted

January 31, 2026

Experience Level

senior level

Status

Expired