Mobile Software Engineer
DataAnnotation
full-remotemidcontractmobilefullstack Massachusetts, United States 3 days ago via LinkedIn
60,000 - 97,500 USD/annual
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Android DevelopmentKotlinJavaScriptTypeScriptPythonReactCode EvaluationAI TrainingHourly PayRemote Work
About the role
Role Overview
Mobile Software Engineer at DataAnnotation. Contribute to developing cutting-edge AI systems by designing, solving, and evaluating code tasks—primarily with an emphasis on Android development (Kotlin).
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 helps shape the next generation of AI models.
Requirements
- Native or bilingual English proficiency.
- Bachelor’s degree (completed or in progress).
- Excellent writing and grammar skills.
Preferred Qualifications
- Kotlin experience.
- Proficiency in at least one of: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, Swift.
- Previous experience as a Software Developer/Coder/Engineer/Programmer.
Work Style & Logistics
- Fully remote with a flexible schedule.
- Take a short assessment after account signup; if you pass, paid work becomes available via the platform.
- Payment is hourly via PayPal (projects start at $50–$75+/hr).
About DataAnnotation
DataAnnotation is an AI-focused platform that helps build and improve intelligent systems by supporting large-scale programming and evaluation work. The company operates a global community of engineers and coders and runs paid tasks that contribute directly to training state-of-the-art AI models. Industry: AI and software/engineering services via an online marketplace.
Scraped 4/19/2026