Prolific

About the Company

Prolific is a technology company building the biggest pool of quality human data in the world—and the ultimate platform to access it.

Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from real, engaged participants—with a new study launched every 2 minutes.

Prolific has been ranked among the fastest-growing businesses in the Financial Times 1000 in 2024 and the Deloitte Technology Fast 50 in 2023.

Listed Jobs

Company Name

Prolific

Job Title

AI Trainer - Advanced Mathematicians EU

Job Description

Job Title: AI Trainer – Advanced Mathematicians (EU) Role Summary: Self‑employed AI Trainer responsible for training and evaluating advanced AI models on mathematical content. Conducts tasks such as editing, writing, and judging math-related prompts, and provides feedback to improve model performance. Expecations: Complete paid tasks requiring up to one hour of uninterrupted focus; pass a skills verification test; maintain a reliable internet connection; use a personal computer; receive payments via PayPal. Key Responsibilities: - Analyze, edit, and generate math content for AI training datasets. - Evaluate AI model responses to math prompts and provide quality assessments. - Deliver actionable feedback to developers to refine model understanding of advanced mathematics. - Consistently meet task deadlines and quality standards as set by research partners. Required Skills: - Advanced mathematical knowledge (calculus, linear algebra, statistics, etc.). - Strong attention to detail and ability to concentrate on complex tasks for extended periods. - Proficiency with digital tools for data entry and internet connectivity. - Self‑motivated, reliable, and able to work independently. Required Education & Certifications: - Bachelor’s degree or higher in Mathematics, Applied Mathematics, Statistics, or a closely related discipline. No specific certifications required beyond academic qualification.

London, United kingdom

On site

13-03-2026

Company Name

Prolific

Job Title

AI Training Experts

Job Description

Job title: AI Training Expert Role Summary: Provide high‑quality annotation, evaluation, and feedback for AI models across text, image, and video modalities. Operate independently, completing one‑hour tasks that enhance model accuracy and safety. Expactations: - Complete paid tasks with up to one hour of uninterrupted focus. - Maintain strict quality and consistency in all annotations. - Adhere to client guidelines and confidentiality requirements. - Self‑declare earnings and manage payment through PayPal. Key Responsibilities: - Annotate datasets (image, video, text) using specialized tools. - Review and score AI performance on assigned tasks. - Identify and flag errors, biases, or unsafe content. - Provide actionable feedback to improve model training. - Ensure data integrity and adhere to project specifications. Required Skills: - Proven experience as an AI trainer or data annotator (at least 6 months). - Strong attention to detail and concentration for extended periods. - Reliable, high‑speed internet connection and a desktop or laptop. - Proficiency with annotation platforms (e.g., Label Studio, Prodigy). - Ability to learn and apply new task protocols quickly. - Self‑motivation and disciplined time management. Required Education & Certifications: - Bachelor’s degree in Computer Science, Data Science, Linguistics, or related field (or equivalent experience). - Optional certifications in data annotation or quality assurance.

Canada

Remote

18-03-2026

Company Name

Prolific

Job Title

AI Training Specialist

Job Description

**Job Title** AI Training Specialist **Role Summary** Provide high‑quality human data for AI model training and evaluation. Perform annotation, quality assurance, and feedback tasks to improve AI accuracy and reliability. **Expectations** - Pass a skills verification test to join the participant pool. - Work independently for up to one hour per task, maintaining focus and precision. - Provide self‑declared earnings and manage payments via PayPal. - Maintain a reliable internet connection and a functional computer. **Key Responsibilities** 1. Complete AI training tasks: analyze, edit, and write data annotations. 2. Evaluate AI outputs, judge performance, and flag errors or inconsistencies. 3. Offer actionable feedback to refine model training data. 4. Participate in quality analytics and safety reviews (e.g., Red Teaming, Trust & Safety). **Required Skills** - Proven professional experience as an AI trainer or similar role. - Strong attention to detail and the ability to sustain concentration on complex tasks. - Familiarity with image, video, and text annotation standards. - Basic understanding of AI model evaluation and quality metrics. - Self‑motivated, reliable, and able to work independently. **Required Education & Certifications** - Relevant academic background in computer science, data annotation, or related field (preferred but not mandatory). - No mandatory certifications specified; professional experience and successful verification test required.

Canada

Remote

18-03-2026