Remote Kotlin QA Lead & Code Review Coach

AI Trainer Jobs; United States; Remote; USD 54,000 - 90,000; Part time

Job summary

AI Trainer Jobs is seeking a Kotlin Quality Assurance Lead for a remote hourly contractor role in the United States. You will oversee Kotlin QA across training projects, review AI-generated Kotlin code and trainer outputs, and ensure compliance with project guidelines and standards.

Responsibilities include spot-checking Kotlin items, evaluating coroutine usage, and producing clear feedback. You will also create Kotlin documentation, style guides, onboarding materials, and participate in

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, IT, or equivalent professional experience.
• Strong grasp of English to follow guidelines and provide clear technical feedback.
• 3+ years of professional experience in Kotlin, Android development, JVM backend development, code review, QA, or technical mentoring.
• Strong understanding of Kotlin syntax, null safety, data classes, sealed classes, generics, extension functions, collections, lambdas, coroutines, flows, exception handling, and interoperability with Java.
• Ability to identify issues such as incorrect coroutine usage, non-idiomatic Kotlin, unsafe null handling, flawed logic, non-executable code, hallucinated APIs, or incomplete explanations.

Responsibilities

• Spot-check Kotlin items and provide ongoing feedback through DMs.
• Review AI-generated Kotlin code, Android/JVM snippets, coroutine workflows, tests, and explanations.
• Communicate guideline changes and Kotlin-specific standards on Discord.
• Answer questions around Kotlin syntax, null safety, coroutines, Android/JVM context, tests, packages, and rubric interpretation.
• DM inactive contributors and manage activation tracking.
• Create Kotlin documentation, style guides, examples, trackers, FAQs, honeypots, and onboarding materials.
• Run onboarding/training calls for Kotlin contributors.
• Flag insecure, misleading, non-executable, or non-production-ready Kotlin recommendations.
• Improve QA processes based on recurring quality gaps.

Skills

Kotlin

QA

Code review

Trainer feedback

Testing

LLM evaluation

AI training

Coroutines

JVM

Android

Education

Bachelor/Master in CS/CE/IT

Tools

Android

Gradle

Ktor

Spring Boot

JUnit

MockK

Espresso

Kotlin Flow

GitHub

CI/CD

App architecture patterns

Job description

AI Trainer Jobs is seeking a Kotlin Quality Assurance Lead for a remote hourly contractor role in the United States. You will oversee Kotlin QA across training projects, review AI-generated Kotlin code and trainer outputs, and ensure compliance with project guidelines and standards.

Responsibilities include spot-checking Kotlin items, evaluating coroutine usage, and producing clear feedback. You will also create Kotlin documentation, style guides, onboarding materials, and participate in