Welo Data

Welocalize's AI data brand with 500,000+ experts across 100+ countries, offering annotation, RLHF, and LLM fine-tuning services.

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New York, USA HQ

1000+ company size

2023 founded

Open jobs at Welo Data

437 jobs

Project Lyra Canadian French Culture Expert

Bilingual LLM & Translation Freelance

Canada $40/hr May 20, 2026

Project Lyra Danish Culture Expert

Bilingual LLM & Translation Full-time

Denmark, Germany, Sweden +3 $37/hr May 11, 2026

Maps Personalization Relevance Rater - Japanese (Japan)

Response Rater Freelance

Japan $25/hr May 7, 2026

Chinese Translator

Bilingual LLM & Translation Full-time

China Apr 30, 2026

Senior Japanese Linguist

Localisation Project Manager Full-time

Japan Apr 30, 2026

Maps Visual Design Relevance Evaluator - English (US)

Response Rater Freelance

United States $20.30/hr Apr 27, 2026

Life Sciences German Linguist

Bilingual LLM & Translation Full-time

Spain, United Kingdom, Italy +2 Apr 17, 2026

Portuguese (Brazil) Content Operations Specialist -US (Remote)

Operations & Administration Full-time

United States $23/hr Apr 6, 2026

Life Sciences Localization Quality Manager

Localisation Project Manager Full-time

Spain, Romania, Greece +1 Apr 6, 2026

Kazakh Localization QA Tester / Proofreader

Bilingual LLM & Translation Full-time

Spain, Romania, Greece +4 Apr 1, 2026

AI Trainers Network - English (Unites States)

Response Rater Full-time

United States Mar 26, 2026

AI Trainers Network - English (Canada)

Response Rater Full-time

Canada Mar 26, 2026

AI Trainers Network - English (India)

Response Rater Full-time

India Mar 26, 2026

AI Trainers Network - English (New Zealand)

Response Rater Full-time

New Zealand Mar 26, 2026

AI Trainers Network - English (Australia)

Response Rater Full-time

Australia Mar 26, 2026

AI Trainers Network - English (Philippines)

Response Rater Full-time

Philippines Mar 26, 2026

Project Lion - Senior Prompt Engineer - Portugal (Remote, Part-Time)

Bilingual LLM & Translation Freelance

Portugal Mar 16, 2026

Project Lion - Senior Prompt Engineer - Netherland (Remote, Part-Time)

Bilingual LLM & Translation Freelance

Netherlands Mar 16, 2026

Project Lion - Senior Prompt Engineer - Japan (Remote, Part-Time)

Bilingual LLM & Translation Freelance

Japan Mar 16, 2026

Project Lion - Senior Prompt Engineer - Italy (Remote, Part-Time)

Bilingual LLM & Translation Freelance

Italy Mar 16, 2026