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Crossing Hurdles
Data Science Expert | Remote

Data Science Expert | Remote

Remote

United kingdom

$ 120 /hour

Freelance

29-01-2026

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Skills

Python Java Scala SQL Statistical Analysis Machine Learning PyTorch Scikit-Learn TensorFlow benchmarking Data Science Mathematics

Job Specifications

Position: Data Science Expert

Type: Hourly contract

Compensation: $80–$120/hour

Location: Remote

Commitment: Part-time, project-based (15–25 hours/week, flexible up to 40 hours)

Role Responsibilities

Review and refine AI-generated prompts, responses, and code
Validate technical concepts for accuracy and correctness
Provide structured feedback on solution quality, clarity, and approach
Tag and organize content by topic and difficulty level
Support benchmarking efforts to assess AI model capabilities

Requirements

Strong experience in data science, machine learning, or applied statistics
Degree in Data Science, Statistics, Computer Science, Applied Mathematics, or a related field (Bachelor’s minimum; advanced degree preferred)
Strong proficiency in Python and SQL; familiarity with R, Java, or Scala is a plus
Hands-on experience building and deploying ML models using frameworks such as scikit-learn, TensorFlow, or PyTorch
Experience with statistical analysis, data wrangling, and feature engineering on large datasets

Application Process (Takes ~20 minutes)

Upload resume
Interview (15 mins)
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About the Company

At Crossing Hurdles, we specialise in customised recruitment and staffing solutions designed to drive success for businesses and professionals. Our focus is on connecting organisations with top-tier talent by sourcing, screening, and presenting only the top 1% of candidates across a wide range of industries. We work closely with clients to understand their unique needs, ensuring that we find candidates who not only fit the role but also align with their organizational culture. Over the past few quarters, we've successfully p... Know more