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Prolific

Verified Job Source

Building the biggest pool of quality human data in the world—for AI developers, researchers, and organizations.

London

Software Development
1,001–5,000 people

About

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 2025 & 2024 and the Deloitte Technology Fast 50 in 2023.

Open positions

AI Trainer - Bengali Speaker

Remote · Canada

Participate in live video calls to have natural, unscripted conversations in Bengali with other participants. These recordings are used to help AI models learn natural speech patterns, tone, and cultural nuances.

AI Training - Fluent Vietnamese Speakers

Remote · Edmonton, Alberta, Canada

Participate in live video calls to have natural conversations in Vietnamese about everyday topics. These recordings are used to help AI models learn natural speech patterns, tone, and cultural nuances.

AI Training - Fluent Vietnamese Speakers

Remote · Calgary, Alberta, Canada

Participate in live video calls to have natural conversations in Vietnamese about everyday topics. These recordings are used to help AI models learn natural speech patterns, tone, and cultural nuances.

AI Training - Fluent Vietnamese Speakers

Remote · Canada

Participate in live video calls to engage in natural Vietnamese conversations on everyday topics. These recordings are used to train AI models to better understand human speech patterns and cultural nuances.

AI Training - Fluent Vietnamese Speakers

Remote · Montreal, Quebec, Canada

Participate in live video calls to engage in natural Vietnamese conversations on everyday topics. These recordings are used to train AI models to better understand human speech patterns, tone, and cultural nuances.

Open Source CAD Research - Aerospace Engineers

Remote · Canada

Design physical objects for 3D printing using open-source CAD software to help train AI models. Execute Python validation scripts and document design decisions and workflows.

AI Trainer - Advanced Mandarin Fluency - Canada

Remote · Canada

Participate in live video calls to have natural, unscripted conversations in Mandarin with other participants. These recordings are used to help AI models learn natural speech patterns, tone, and cultural nuances.

AI Training - Fluent Bengali Speakers - CA

Remote · Toronto, Ontario, Canada

Participate in live video calls to engage in natural Bengali conversations on everyday topics. These recordings are used to help AI models learn natural speech patterns, tone, and cultural nuances.

Kannada - Fluent Speakers - AI Training

Remote · Toronto, Ontario, Canada

Evaluators will perform side-by-side comparisons of text and voice snippets to assess the naturalness and authenticity of AI-generated Kannada speech. They will identify cultural mismatches in tone and pronunciation to improve AI model accuracy.

Kannada - Fluent Speakers - AI Training

Remote · Canada

Evaluate AI-generated text and voice snippets to ensure natural and authentic Kannada language usage. Provide feedback on tone, pronunciation, and cultural context to improve AI model accuracy.

AI Training - Fluent Vietnamese Speakers

Remote · Canada

Participants will engage in live video conversations in Vietnamese to help train AI models on natural speech patterns and cultural nuances. The role involves discussing everyday topics to provide high-quality human data for AI development.

AI Training - Fluent Vietnamese Speakers

Remote · Toronto, Ontario, Canada

Participate in live video calls to engage in natural Vietnamese conversations on everyday topics. These recordings are used to train AI models to better understand human speech patterns and cultural nuances.

Open Source CAD Research - Aerospace Engineers

Remote · Montreal, Quebec, Canada

Design physical objects for 3D printing using open-source CAD software to help train AI models. Create and execute Python validation scripts while documenting design decisions and workflows.

AI Trainer - Kannada - Canada

Remote · Canada

You will be completing side-by-side evaluations of both text and voice snippets, assessing how naturally and authentically the AI captures Kannada speech. This includes listening to audio clips and identifying how natural the voice sounds.

Arabic (Saudi Dialects) - Fluent Speakers - AI Training

Remote · ["Canada"]

Arabic - Fluent Speakers - AI Training About Prolific Prolific is not just another player in the AI space – we are 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 with diverse experiences, knowledge, and skills. The role We are seeking fluent Arabic speakers with knowledge of Saudi Arabian dialects to act as evaluators. AI models are now learning to communicate with human-like nuance, and we need fluent speakers to ensure these models understand the depth and nua…

Pathologists (Freelance - Remote)

Remote · ["Canada"]

About the job Pathologists (Freelance - Remote) About Prolific Prolific is not just another player in the AI space – we are 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 with a wide variety of experiences, knowledge, and skills. The role We are seeking qualified Pathologists to support a high-impact AI development project focused on medical image interpretation and clinical accuracy. As AI models become increasingly capable of analyzing complex medical data, we…