Backend Developer (Kotlin/Java, Android APIs)
DataAnnotation
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About the role
Role Overview
Join DataAnnotation's coding team as a Backend Developer to contribute to AI system development. Work on diverse programming tasks with flexibility in scheduling and project selection, either as a side gig or primary focus.
Responsibilities
- Design and solve diverse coding problems used to train AI systems, with emphasis on Android development
- Write clear, high-quality code snippets and detailed explanations
- Evaluate AI-generated code for accuracy, performance, and clarity
- Provide feedback that shapes the next generation of AI models
Requirements
- Fluency in English (native or bilingual level)
- Proficiency in at least one programming language: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, or Swift
- Excellent writing and grammar skills
- Bachelor's degree (completed or in progress)
Preferred Qualifications
- Kotlin experience (strongly preferred)
- Previous experience as a Software Developer, Coder, Software Engineer, or Programmer
Benefits
- Fully remote: work from anywhere in US, Canada, UK, Ireland, Australia, and New Zealand
- Flexible schedule: choose projects and when you work
- Competitive pay: projects paid hourly, starting at $50+ USD/hour with opportunities for higher-paying projects
- Impact: shape the future of AI technologies
Process
Sign up for an account, complete a short assessment (serves as interview), and if you pass, paid work becomes available through the platform.
About DataAnnotation
DataAnnotation is an AI development platform that leverages a community of over 100,000 programmers to help create and refine cutting-edge AI systems. The platform connects engineers with challenging coding tasks that directly contribute to training and improving intelligent systems.
Scraped 3/30/2026