Remote Remote (Global) USD 80 / hour

Prolific is hiring an AI Engineer/ML Engineer - Senior Developers - AI Training - Colchester, UK

Requirements

  • Education: a BS, MS, or PhD in Computer Science, Artificial Intelligence, Robotics, or a related quantitative field with a focus on Machine Learning.
  • Professional Experience: experience building, deploying, or fine-tuning ML models in a production environment.
  • Deep Learning Mastery: professional-level understanding of neural network architectures (Transformers, CNNs, RNNs) and optimization techniques.
  • LLM Specialization: hands-on experience with Prompt Engineering, RLHF (Reinforcement Learning from Human Feedback), or RAG (Retrieval-Augmented Generation) workflows.
  • Technical Rigor: the ability to audit complex model logic, identify training data contamination, and evaluate mathematical proofs behind ML algorithms.
  • Analytical Critique: high attention to detail in spotting "hallucinations," biased outputs, or logical failures in AI-generated technical content.

Additional Information

  • Must be prepared to complete paid tasks that require one hour of uninterrupted work, though many are shorter.
  • By submitting your application, you agree that Prolific may collect your personal data for recruiting and global organisation planning.
Required Skills
Prompt Engineering
About company
Prolific
Prolific is building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants.
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Job Details
Category Data & ML
Posted 11 days ago