Senior Data Scientist - AI Trainer

The Senior Data Scientist - AI Trainer role supports the development of AI systems by assessing quantitative outputs and creating, validating, and benchmarking quantitative problem sets. This position is contract-based, fully remote, and paid on an hourly basis.

Location and Work Setup

• Location: New Jersey (remote)
• Remote eligibility: US, Canada, UK, Ireland, Australia, and New Zealand
• Job type: Contract
• Work schedule: Flexible; select projects and timing
• Work environment: Use your own computer from home

Compensation

• Hourly rate: $50 to $100 USD per hour
• Bonuses: Bonus rates may be available on some projects
• Payment method: Paid via PayPal

Key Responsibilities

• Review and evaluate AI-generated quantitative work, including statistical analysis, predictive modeling, scientific reasoning, and data-driven insights, with attention to technical accuracy and real-world validity.
• Develop and solve quantitative problems used to train and benchmark AI systems across forecasting, experimental analysis, optimization, and statistical inference.
• Produce clear technical explanations and maintain well-documented analytical code.
• Deliver feedback that informs iterations in AI model development for quantitative reasoning.

Required Qualifications

• Experience: 3+ years of hands-on experience in a quantitative role or research environment (examples include data science, statistics, economics, finance, physics, biology, epidemiology, operations research, or adjacent fields).
• Coding: Some coding experience, with comfort writing and reviewing analytical code end-to-end.
• Quantitative methods: Practical experience with statistical methods, predictive modeling, and experiment design (including A/B testing, hypothesis testing, regression, classification, and time-series forecasting).
• Language: Fluency in English (native or bilingual level) and strong writing skills.

Preferred Qualifications

• Education: Bachelor’s degree in a quantitative field (Master’s or PhD a plus).
• Relevant credentials: A plus (for example, Kaggle Competition ranking, AWS/GCP ML certifications, or equivalent demonstrated expertise).

Technologies

• AWS
• GCP

Additional Notes

• We will never ask for any money from you.
• This contract opportunity is limited to candidates located in the US, Canada, UK, Ireland, Australia, and New Zealand.