Data Scientist
DataAnnotation
full-remotemidcontractdataother California, United States Today via LinkedIn
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Data AnalysisStatisticsMathematicsMachine LearningAI ChatbotsModel EvaluationCorrectnessEnglish (Bilingual)Computer Science
About the role
Role Overview
You’ll join DataAnnotation as a Data Scientist focused on training AI models by measuring chatbot progress and evaluating their reasoning and output quality.
Responsibilities
- Create, write, and edit tasks for AI chatbots
- Evaluate AI model outputs for:
- Correctness
- Logic and reasoning quality
- Performance
- Use strong data analysis skills to identify issues and improve model quality
Requirements
- Fluency in English (native or bilingual)
- Detail-oriented approach
- Demonstrated proficiency in technical, statistical, and mathematical skills
- Applied skills in Statistics and/or Computer Science
Nice to Have
- A current, in-progress, or completed Master’s and/or PhD (preferred)
Job Logistics & Pay
- Independent contract; full-time or part-time REMOTE
- Choose your own projects and work on your own schedule
- Paid hourly starting at $40+ USD/hour, with bonuses for high-quality and high-volume work
- Payment via PayPal; US applicants only
About DataAnnotation
DataAnnotation provides services that involve training and evaluating AI models, including work related to AI chatbot generation and assessment. The company operates in the AI/ML data labeling and model-evaluation space, supporting improvements in model quality through human-verified tasks.
Scraped 4/11/2026