Senior Machine Learning Expert

Organization: Alignerr

Position: Senior Machine Learning Engineer – AI Data Trainer

Type: Hourly Contract

Compensation: $60–$80 per hour

Location: Remote

Commitment: 10–40 hours per week

$60.00/hr – $80.00/hr

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• Lead the authorship of complex, high‑fidelity reasoning traces for sophisticated technical tasks.
  
• Mentor and review structured traces to ensure optimal planning and tool‑use documentation.
  
• Design data strategies that help LLMs navigate intricate real‑world decision‑making scenarios.
  

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• Significant experience in Machine Learning or related technical fields, with a focus on model reasoning.
  
• Proven ability to decompose complex problems into clear, logical, and documented steps.
  
• Experience with advanced LLM evaluation and training methodologies.
  

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• Prior experience with data annotation, data quality, or evaluation systems.
  
• Top‑tier Kaggle competition results (e.g., Grandmaster/Master level), demonstrating a deep understanding of model performance and feature engineering.
  

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• Competitive pay and flexible remote work.
  
• Collaborate with a team working on cutting‑edge AI projects.
  
• Exposure to advanced LLMs and how they’re trained.
  
• Freelance perks: autonomy, flexibility, and global collaboration.
  
• Potential for contract extension.
  

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• Submit your resume.
  
• Complete a short screening.
  
• Project matching and onboarding.
  

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.