Remote AI training jobs in Portugal

302 roles hire in Portugal specifically; the rest are open worldwide.

2,202 open jobs

RemoExperts

Financial Analyst AI Specialist

$70–$150/hrWorldwideContractAI Expert - Finance

Sep 3, 2025

Turing

Resident Medical Specialist (MD/DO)

WorldwideContractAI Expert - Clinical & Medical

Aug 22, 2025

Turing

LLM Go Developer

WorldwideContractLLM Evaluator (Code)

Aug 14, 2025

Argos Multilingual

Finnish SME Reviewer

WorldwideFreelanceQA Reviewer / Auditor

Jul 30, 2025

Turing

Ph.D. / Postdoctoral / Master’s Expert

WorldwideContractAI Expert - Mathematics

Jul 24, 2025

ElevenLabs

Dubbing Specialist (Freelance)

United Kingdom, Spain, Germany +5 moreContractTranscription & Audio Training

Jul 1, 2025

Welo Data

AI Trainers Network - Korean and Japanese Bilingual

South Korea, Japan, United States +83 moreFreelanceResponse Rater

Jun 27, 2025

Argos Multilingual

SME Reviewers needed - DE, FR, NL, EN-UK / IN / CA / AU (nurses, lawyers, software developers, accountants, HR recruiters)

WorldwideFreelanceQA Reviewer / Auditor

Jun 10, 2025

Welo Data

AI Trainers Network - Portuguese

Brazil, PortugalFreelanceResponse Rater

Jun 10, 2025

Turing

Senior Software Engineer – LLM Evaluation

WorldwideContractLLM Evaluator (Code)

Jun 9, 2025

Mercor

Applied Engineer, Evaluations Role

$100–$120/hrWorldwideContractAI Expert - Software Engineering

Jun 2, 2025

Welo Data

AI Trainers Network - Tagalog

WorldwideFreelanceResponse Rater

Jun 2, 2025

Turing

Biology Expert (PhD/Master’s)

WorldwideContractAI Expert - Biology

May 20, 2025

Turing

Chemistry Expert (PhD/Master's)

WorldwideContractAI Expert - Chemistry

May 20, 2025

Turing

Physics Expert (PhD/Master's)

WorldwideContractAI Expert - Physics

May 20, 2025

Turing

Mathematics Expert (Master’s/Ph.D.)

WorldwideContractAI Expert - Mathematics

May 20, 2025

Turing

Senior Software Engineer – LLM Evaluation & Repository Validation

WorldwideContractLLM Evaluator (Code)

May 14, 2025

Turing

Medicine Physician (MD/DO/Doctoral study/PhD)

WorldwideContractAI Expert - Clinical & Medical

May 5, 2025

OneForma

Bilingual Translation Quality Rater

WorldwideContractBilingual LLM & Translation

May 5, 2025

Argos Multilingual

Utterance recording project - English Natives - Non-native speakers of ESLA/FR

$20/projectWorldwideFreelanceAudio Annotation

May 1, 2025