Sigma AI

Madrid-headquartered global AI training-data services company. Powers 4 of the 5 largest global tech giants across 600+ languages and dialects.

AI Training AI Training Data / Data Annotation Services

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Madrid, Spain HQ

201-1000 company size

Open jobs at Sigma AI

84 jobs

British English Linguistic Projects (Remote)

Language Data Full-time

United Kingdom Feb 17, 2025

Korean & English Linguistic Projects (Remote)

Language Data Full-time

South Korea Dec 27, 2024

Japanese & English Linguistic Projects (Remote)

Language Data Full-time

Japan Dec 27, 2024

Hindi & English Linguistic Projects (Remote)

Language Data Full-time

India Dec 27, 2024

French & English Linguistic Projects (Remote)

Language Data Full-time

Remote (Global) Dec 27, 2024

Chinese & English Linguistic Projects (Remote) -- Sigma AI

Language Data Full-time

Remote (Global) Dec 27, 2024

Korean & Chinese linguistic projects (Remote)

Language Data Full-time

South Korea Dec 24, 2024

Korean & Japanese linguistic projects (Remote)

Language Data Full-time

South Korea, Japan Dec 24, 2024

Korean, Japanese, Mandarin Chinese, & English linguistic projects (Remote)

Language Data Full-time

South Korea, Japan Dec 23, 2024

Basque Linguistic Projects (Remote)

Language Data Full-time

Remote (Global) Nov 26, 2024

Generative AI Red Team Engineer

LLM & Agent Evaluation Full-time

Remote (Global) Nov 22, 2024

Maghrebi Arabic linguistic projects (Remote)

Language Data Full-time

Remote (Global) Oct 1, 2024

Levantine Arabic linguistic projects (Remote)

Language Data Full-time

Remote (Global) Oct 1, 2024

Japanese Linguistic Projects (Remote)

Language Data Full-time

Japan Sep 27, 2024

Gulf Arabic Linguistic Projects (Remote)

Language Data Full-time

Remote (Global) Sep 27, 2024

Indian English Linguistic Projects (Remote)

Language Data Full-time

India Sep 27, 2024

Bengali Linguistic Projects (Remote)

Language Data Full-time

Remote (Global) Sep 13, 2024

Mandarin Chinese linguistic projects (Remote)

Language Data Full-time

Remote (Global) Jul 12, 2024

Russian Linguistic Projects (Remote) -- Sigma AI

Language Data Full-time

Russia Jul 3, 2024

Galician Linguistic Projects (Remote)

Language Data Full-time

Remote (Global) Jun 5, 2024