Science / STEM roles
755 open Science / STEM roles from 15 networks. 706 of them (94%) say what they pay, most often $40+/hr - the rest disclose nothing until you apply.
Bringing a working researcher's eye to physics, chemistry, biology or engineering output: whether a derivation holds, whether units survive, whether a method would actually produce the claimed result.
24 of 24 roles
Nuclear Engineering Specialist - Freelance AI Trainer Project
$8–$65/hr
Meridial· Research / analysis· Region specific
Neuroscience - AI Training - Kitchener, Canada
$40+/hr
Prolific Participants· AI model evaluation· Remote
Mathematics Specialist (Fluent in Hindi) - Freelance AI Trainer Project
$6–$65/hr
Meridial· Research / analysis· Region specific
Computer Sciences - Graduates - AI Training - Milwaukee, US
Up to $60/hr
Prolific Participants· AI model evaluation· Remote
Chemistry - Graduates - AI Training - Colorado Springs, US
Up to $60/hr
Prolific Participants· AI model evaluation· Remote
Computer Sciences - Graduates - AI Training - Brighton, UK
Up to $60/hr
Prolific Participants· AI model evaluation· Remote
Computer Sciences - Graduates - AI Training - Memphis, US
Up to $60/hr
Prolific Participants· AI model evaluation· Remote
Mathematics Specialist - AI Trainer Project- Freelance
$8–$65/hr
Meridial· Research / analysis· Region specific
Computer Sciences - Graduates - AI Training - Mesa, US
Up to $60/hr
Prolific Participants· AI model evaluation· Remote
AI Trainer - Materials Science Specialists (Remote - London)
≈ $40+/hr
Prolific Participants· Research / analysis· Remote
Chemistry - Graduates - AI Training - Sacramento, US
Up to $60/hr
Prolific Participants· AI model evaluation· Remote
STEM Specialist (Fluent in Portuguese - Portugal) - Freelance AI Trainer Project
$8–$65/hr
Meridial· Coding / software engineering· Region specific
Engineering Expert
Up to $55/hr
Handshake AI· Research / analysis· Region specific
Chemistry Specialist (Fluent in Egyptian Arabic) - Freelance AI Trainer Project
$8–$65/hr
Meridial· Translation / linguistics· Remote
Psychology - Graduates - AI Training - Oxford, UK
Up to GBP 50/hr
Prolific Participants· AI model evaluation· Remote
Data Science & Analysis - AI Training - Leeds, UK
Up to $80/hr
Prolific Participants· AI model evaluation· Remote
Computer Science Expert
Up to $75/hr
Handshake AI· Research / analysis· Region specific
Mathematics Specialist (Fluent in Hindi - Roman Script) - Freelance AI Trainer Project
$6–$65/hr
Meridial· Research / analysis· Region specific
Neuroscience - AI Training - Las Vegas, US
$40+/hr
Prolific Participants· AI model evaluation· Remote
Biology - Graduates - AI Training - Las Vegas, US
Up to $60/hr
Prolific Participants· AI model evaluation· Remote
Chemistry & Lab Data Expert (AI Community)
$20/hr
TELUS International AI Community portal· AI model evaluation· Remote
STEM PhD (LATAM)
Up to $30/hr
Handshake AI· Research / analysis· Region specific
Neuroscience - AI Training - Salt Lake City, US
$40+/hr
Prolific Participants· AI model evaluation· Remote
Biology / environmental science Evaluator
$80–$120/hr
Mercor Experts· AI model evaluation· Remote