Mobile Application Developer (Android) – Remote

About the role

Join DataAnnotation’s coding team as a Mobile Application Developer focused on Android. You will work remotely, set your own schedule, and contribute to cutting‑edge AI systems by creating and solving programming challenges.

Key responsibilities

• Design and implement diverse coding problems used to train AI models, with an emphasis on Android development.
• Write clear, high‑quality Kotlin/Java code snippets and detailed explanations.
• Evaluate AI‑generated code for accuracy, performance, and readability.
• Provide feedback that helps improve the next generation of AI models.
• Collaborate on data analysis and visualization tasks related to AI training.

Required profile

• Fluent English (native or bilingual level).
• Preferred experience with Kotlin; proficiency in at least one other language such as Java, JavaScript, TypeScript, Python, C, C#, C++, React, Go or Swift.
• Excellent writing and grammar skills.
• Currently pursuing or holding a bachelor’s degree.
• Previous experience as a software developer, coder, or engineer is a plus.

Required skills

• Kotlin
• Android development
• Java
• JavaScript
• TypeScript
• Python
• C / C# / C++
• React
• Go
• Swift

What we offer

• Fully remote work for candidates in the US, Canada, UK, Ireland, Australia or New Zealand.
• Flexible schedule – choose projects and work hours that suit you.
• Competitive hourly pay ranging from $50 to $100+.
• Opportunity to impact real‑world AI technologies.
• Payments processed via PayPal with currency conversion handled automatically.