Data Scientist - Python (Remote)

About the role

We are seeking a skilled Data Scientist with strong Python expertise to join a global technology leader on a full‑time remote basis. The role focuses on developing, training, and optimizing AI models while collaborating with researchers and annotators to improve model performance through reinforcement learning with human feedback.

Key responsibilities

• Design, develop, and maintain high‑quality Python code for training and optimizing AI models.
• Conduct evaluations to benchmark model performance and analyze results for continuous improvement.
• Evaluate and rank AI model responses across diverse domains, ensuring alignment with predefined criteria.
• Produce detailed explanations and rationales for model evaluations, demonstrating strong technical reasoning.
• Lead supervised fine‑tuning efforts, including creation and maintenance of task‑specific datasets.

Required profile

• Proficiency in Python for data analysis and model development.
• Solid experience with data science and machine learning techniques.
• Ability to extract insights from public databases using analytical skills.
• Strong bug‑fixing capabilities and experience writing thorough technical documentation.
• Excellent communication skills for articulating reasoning in Jupyter notebooks or similar formats.

Required skills

• Python
• Data analysis
• Machine learning
• Jupyter notebooks

What we offer

• Opportunity to work with a global leader in technology, information, and internet services.
• Contribution to cutting‑edge AI systems that solve mission‑critical business challenges.
• Competitive compensation based on experience.