Mindrift · 7 hours ago
Freelance Senior Software Developer (Kotlin) - AI Trainer
United States
Part-time
Remote
Senior Level
$80/hr - $80/hr
5+ years expMindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. This role involves designing and maintaining automated tests for Kotlin and Android applications, collaborating with developers to resolve issues, and improving quality standards across build pipelines.
Computer Software
Responsibilities
Design and maintain automated tests to ensure the quality, performance, and reliability of Kotlin and Android applications
Collaborate with developers to identify, reproduce, and resolve functional, performance, and UI issues across multiple environments
Define and improve quality standards across build pipelines, ensuring smooth CI/CD integrations and release stability
Monitor app behavior in production and use data‑driven insights to guide testing priorities and improvements
Apply professional judgment to assess AI responses
Qualification
Required
Degree in Computer Science, Software Engineering or related fields
5+ years of Kotlin including coroutines, extension functions, and sealed classes
3+ years of Android/JVM development experience
Familiarity with JUnit 5, Kotest, MockK, and Android testing (Espresso, Robolectric)
English proficiency - B2
Stable internet connection
Benefits
Incentive payments
Company
Mindrift
Welcome to Mindrift — a space where innovation meets opportunity.
501-1000 employees
Funding
Current Stage
Late StageCompany data provided by crunchbase