Definição
Also called: reasoning trace.
The step-by-step working a model writes before its final answer. Experts are asked to write such traces, or to check each step of a model's trace and mark where it first goes wrong.
Used in: Maths, science and coding roles.
Nas vagas abertas agora
35 of the open roles we list mention “chain of thought” or a word for it in the title or description, on 6 platforms (as of 3 November 2026). Of those that state an hourly rate (7 distinct postings), the median is $70/hr, and the middle half pay $70 to $100.
Most of them on: Mindrift (22), Welo Data (7), Alignerr (2), Mercor (2), Prolific (1), Scale AI (1).
Licensed Physician (MD/DO) - Freelance AI TrainerMindrift·13 países·Horário flexível·Exige licença de advogado nos EUA (US bar)·MD
$100/hhá 4 dias
Safety Research Scholar - Human Frontier LabsScale AI·3 países·Meio período·Doutorado
$100/hhá 18 dias
OncologistMercor·United States·Período integral·MD
Os 10% mais bem pagos recebem:$350–450/hhá 26 dias
AI Engineer/ML Engineer - Senior Developers - AI TrainingProlific·Banco de talentos·4 países·Horário flexível
Até $80/hContínua
Project Lion - Senior Prompt Engineer - Portugal (Remote, Part-Time)Welo Data·Portugal·Meio período
est. $11–35/hhá 7 meses
Senior Machine Learning EngineerAlignerr·9 países·Período integral
$60–80/hhá 8 meses
