The work
You will help improve AI systems that work with nutrition, dietary habits, and healthy eating information. Your work will involve reviewing content for scientific accuracy, safety, and relevance, then labeling structured nutrition data.
The data may come from text, images, or food logs. You will also help apply and refine guidelines for different cuisines and dietary contexts while keeping annotation quality consistent across large batches.
- Annotate food items, portion sizes, meal composition, and nutrient content.
- Classify dietary patterns, including macronutrient balance, meal timing, dietary restrictions, and preferences.
- Verify nutrition information against food composition databases and other suitable references.
- Identify mislabeled, inconsistent, or culturally ambiguous food entries.
- Evaluate AI-generated nutrition content for scientific accuracy, safety, and relevance.
- Maintain consistency and quality benchmarks across annotation batches.
What it pays and takes
This is a flexible, remote contractor and freelance assignment planned to last eight weeks. Pay details are not provided in the listing.
- Workload: 20 or more hours per week.
- Location: Open worldwide.
- Language: Professional fluency in English.
- Experience level: Entry level.
- Required background: Nutrition, dietetics, food science, biology, or a related field.
- Know how to use food composition databases and dietary assessment methods.
- Have strong attention to detail for portion estimation and food categorization.
- Be comfortable with annotation tools, spreadsheets, or structured data formats.
- Helpful: Registered Dietitian credential or equivalent qualification.
- Helpful: Experience with multilingual or multicultural food data.
- Helpful: Prior AI data-labeling or machine-learning experience.
- Helpful: Access to a MacBook.
How it works
Apply on OpenTrain with your resume, then complete the application on the hiring site.
About AI training work
AI training is the human work behind systems that learn from examples. In this role, your biology and nutrition knowledge helps models produce safer, more accurate information about food and dietary habits.