Mobile Application Developer (Android) - AI Trainer

About the Role

DataAnnotation is looking for an existing Mobile Application Developer (Android) to help advance AI development. As a member of DataAnnotation's coding team, you'll be part of a growing community of over 100,000 professionals driving real-world impact in AI development.

You'll work closely with state-of-the-art AI models to take on programming tasks that include creating and solving challenging coding problems, building apps with rich functionality, and synthesizing insights through data analysis. Your work directly contributes to refining intelligent systems that learn, adapt, and evolve.

What You'll Do

• Design and solve diverse coding problems used to train AI systems with an emphasis on Android/mobile 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

Advantages

• Choose which projects you want to work on and when
• Work on your own schedule, on your own computer, from home
• Projects paid hourly starting at $50–100+/hr, with higher rates available for certain projects

Requirements

• Fluency in English (native or bilingual level)
• Preferred experience in Kotlin; proficiency in at least one of: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, or Swift
• Excellent writing and grammar skills
• A bachelor's degree (completed or in progress)
• Previous experience as a Software Developer, Mobile Developer, or Software Engineer preferred

Note: Payment is made via PayPal. Available to those in the US, Canada, UK, Ireland, Australia, and New Zealand. This is an independent contractor position.