AI/ML Engineer — RLHF & Model Evaluation (Remote)

Prolific; Sheffield; On-site; GBP 67,249 - 95,779; Full time

Job summary

Prolific is seeking an AI & Machine Learning Engineer to evaluate AI models and provide high-quality feedback. Based in Sheffield, you'll assess the accuracy of architectural logic and audit complex ML code. Candidates should have a relevant degree and experience in deploying ML models. Compensation is up to $80 per hour, with flexible hours allowing remote work. Join our mission to build the biggest pool of quality human data for AI.

Qualifications

• Experience building, deploying, or fine-tuning ML models in a production environment.
• Professional-level understanding of neural network architectures (Transformers, CNNs, RNNs).
• Hands-on experience with Prompt Engineering, RLHF, or RAG workflows.

Responsibilities

• Evaluate LLM architecture logic for technical accuracy.
• Audit ML-specific code for efficiency and correctness.
• Refine RLHF frameworks to align models with human intent.

Skills

Deep Learning Mastery

Technical Rigor

Analytical Critique

Education

BS, MS, or PhD in Computer Science, Artificial Intelligence, Robotics, or related quantitative field

Job description

Prolific is seeking an AI & Machine Learning Engineer to evaluate AI models and provide high-quality feedback. Based in Sheffield, you'll assess the accuracy of architectural logic and audit complex ML code. Candidates should have a relevant degree and experience in deploying ML models. Compensation is up to $80 per hour, with flexible hours allowing remote work. Join our mission to build the biggest pool of quality human data for AI.