About the role

Role Overview

Join DataAnnotation as a Freelance App Developer – AI Trainer. You’ll help train and improve AI systems by designing and evaluating coding work, with an emphasis on Android development. Work is fully remote and you can choose projects and your own schedule.

Responsibilities

Design and solve coding problems used to train AI systems (emphasis on Android)
Write clear, high-quality code snippets with detailed explanations
Evaluate AI-generated code for accuracy, performance, and clarity
Provide feedback that informs the next iteration of AI models
Work with state-of-the-art AI models on programming tasks and app development

Requirements

Fluency in English (native or bilingual)
Excellent writing and grammar skills
Bachelor’s degree completed or in progress
Preferred: prior experience as a Software Developer / Coder / Software Engineer / Programmer

Preferred Skills / Nice to Haves

Kotlin experience
Proficiency in at least one of:
- JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, Swift

Logistics & Compensation

Fully remote (US, Canada, UK, Ireland, Australia, New Zealand)
Hourly pay for projects: up to $60 USD/hour
Paid via PayPal
After signing up: complete a short paid-assessment-style evaluation to access work

About DataAnnotation

DataAnnotation is a platform and team focused on developing and refining AI systems through human-in-the-loop coding and evaluation work. It operates across a large community of engineering professionals and supports flexible, remote contributions that directly improve real-world AI model performance. The work spans coding tasks, code generation evaluation, and data-driven insights for AI training.

Freelance App Developer - AI Trainer

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