Full Stack Developer (Kotlin or Java)
DataAnnotation
full-remotecontractfullstack Washington, United States 3 days ago via LinkedIn
50,000+ USD/annual
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KotlinJavaJavaScriptTypeScriptPythonCC#C++ReactGoSwift
About the role
Role Overview
Join DataAnnotation's coding team as a Full Stack Developer to contribute to cutting-edge AI systems. Work remotely with flexibility to choose your own projects and schedule, either alongside a full-time role or as your 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 directly shapes the next generation of AI models
Requirements
- Fluency in English (native or bilingual level)
- Proficiency in at least one of: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, or Swift
- Excellent writing and grammar skills
- Bachelor's degree (completed or in progress)
- Preferred: Kotlin experience and previous Software Developer/Engineer/Programmer experience
Work Arrangement
- Fully remote across US, Canada, UK, Ireland, Australia, and New Zealand
- Flexible schedule: choose projects and when you work
- Competitive pay: hourly projects starting at $50+ USD/hour with opportunities for higher-paying projects
- Payment via PayPal with automatic currency conversion from USD
About DataAnnotation
DataAnnotation is an AI development platform that leverages a global community of over 100,000 professionals to create training data and solve coding problems for advancing AI systems. The company operates a flexible, remote-first model where programmers contribute to refining intelligent systems through various coding and data annotation tasks.
Scraped 3/28/2026