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

666 jobs

Maps Personalization Relevance Rater - English (Australia)

Response Rater Freelance

Australia Jul 9, 2026

Maps Personalization Relevance Rater - English (Canada)

Response Rater Freelance

Canada Jul 9, 2026

Australian English Speaker

Bilingual LLM & Translation Full-time

Australia Jul 9, 2026

Czech Linguist

Bilingual LLM & Translation Full-time

Spain, Romania, Greece, Italy, Germany Jul 8, 2026

Polish Linguist

Bilingual LLM & Translation Full-time

Spain, Romania, Greece, Italy, Germany Jul 8, 2026

Spanish (LATAM) Linguist

Bilingual LLM & Translation Full-time

Argentina Jul 8, 2026

Head of Technology and Product

Engineering & Development Full-time

United States Jul 7, 2026

Dutch Marketing & Product Linguist (Based in US Timezone)

Bilingual LLM & Translation Freelance

Netherlands, United States Jul 7, 2026

Freelance Patent Linguists | Czech into Slovak - Biology

Bilingual LLM & Translation Freelance

Slovakia Jul 7, 2026

Freelance Patent Linguists | English into Slovenian - Biology

Bilingual LLM & Translation Freelance

Slovenia Jul 7, 2026

Freelance Patent Linguists | English into Serbian Cyrillic- Biology

Bilingual LLM & Translation Freelance

Serbia Jul 7, 2026

Freelance Patent Linguists | English into Romanian - Biology

Bilingual LLM & Translation Freelance

Romania Jul 7, 2026

Freelance Patent Linguists | English into Estonian - Biology

Bilingual LLM & Translation Freelance

Estonia Jul 7, 2026

Spanish (Latin America) Quality Control Lead - Project Lyra

Response Rater Contract

Mexico, Argentina Jul 6, 2026

Portuguese (Brazil) Quality Control Lead - Project Lyra

Response Rater Contract

Brazil, Mexico, Argentina, Spain Jul 6, 2026

Freelance Patent Linguists | English into Czech-Biology

Bilingual LLM & Translation Freelance

Czech Republic, Estonia, Romania, Serbia, Slovenia Jul 6, 2026

Indonesian Quality Control Lead - Project Lyra

Response Rater Freelance

Japan, India Jul 6, 2026

Spanish (Spain) Quality Control Lead - Project Lyra

Response Rater Contract

Spain Jul 6, 2026

Hindi Quality Control Lead - Project Lyra

Response Rater Contract

India Jul 6, 2026

Mandarin Quality Control Lead - Project Lyra

Response Rater Contract

Japan Jul 6, 2026