14 annotation jobs at 4 companies in Los Angeles, CA

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Portuguese (Portugal) Language Analyst - US-based
New York City or Seattle or Bellevue or Redmond or San Francisco or Sunnyvale or Burlingame or California or Austin or Los Angeles or Washington or Chicago or Boston
$26-$28/hr OnsiteFull Time
Welocalize
Welocalize: Provides global translation, localization, and AI training data services.
1+ YOENative-level Portuguese (Portugal), 1+ year labeling/annotation or related Bachelor's degree, strong written communication, attention to detail, US work authorization required.
2mo
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Pathologists (Freelance - Remote) - Long Beach, US
Long Beach, California, United States
$200/hr RemoteContract
Prolific
Prolific: Platform connecting researchers and AI developers with verified participants.
Verified pathologist with experience interpreting medical images, ability to annotate and review AI outputs, reliable internet and computer, PayPal account, and completion of a paid skills assessment.
Prolific, PayPal
1mo
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Croatian Language Analyst - US-based
New York City or Seattle or Bellevue or Redmond or San Francisco or Sunnyvale or Burlingame or Austin or Los Angeles or Washington or Chicago or Boston or California
$26-$28/hr OnsiteFull Time
Welocalize
Welocalize: Provides global translation, localization, and AI training data services.
1+ YOENative-level Croatian fluency, 1+ year labeling/annotation or related bachelor's degree, strong written communication, high attention to detail, US work authorization required.
1w
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Project Perseus | Speech & Voice AI Analyst- Simplified Chinese Speakers
California or Sunnyvale or San Francisco or Seattle or Redmond or Burlingame or New York City or Austin or Los Angeles or Washington or Chicago or Boston or United States
$26-$28/hr OnsiteFull Time
Welocalize
Welocalize: Provides global translation, localization, and AI training data services.
1+ YOENative-level Simplified Chinese fluency, strong writing, and 1 year of labeling, annotation, or content experience, or a related bachelor's degree. Requires accuracy, consistency, and process adherence.
Health Savings Account (HSA)
2mo
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Arabic Data Labeling Analyst(Speech & Voice )
New York City or Seattle or Bellevue or Redmond or San Francisco or Sunnyvale or Burlingame or Los Angeles
$26-$28/hr OnsiteFull Time
Welocalize
Welocalize: Provides global translation, localization, and AI training data services.
1+ YOENative-level Croatian fluency, strong written communication, and 1 year of data labeling, annotation, or content work, or a related bachelor's degree. Requires accuracy and process adherence.
1w
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Project Perseus | Speech & Voice AI Analyst- Korean Speakers
California or Sunnyvale or San Francisco or Seattle or Redmond or Burlingame or New York City or Austin or Los Angeles or Washington or Chicago or Boston
$26-$28/hr OnsiteFull Time
Welocalize
Welocalize: Provides global translation, localization, and AI training data services.
1+ YOENative-level Korean fluency, strong written communication, and one year of data labeling, annotation, or content experience, or a related bachelor's degree. Requires detail, consistency, and instruction-following.
AI, NLP
1w
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Project Perseus | Speech & Voice AI Analyst- Japanese Speakers
California or Sunnyvale or San Francisco or Seattle or Redmond or Bellevue or Burlingame or New York City or Austin or Los Angeles or Washington or Chicago or Boston
$26-$28/hr OnsiteFull Time
Welocalize
Welocalize: Provides global translation, localization, and AI training data services.
1+ YOENative-level Japanese fluency, strong written communication, and 1 year of data labeling, annotation, or content-focused experience, or a related bachelor's degree. Requires attention to detail and process adherence.
Health Savings Account (HSA)
2mo
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Project Perseus | Speech & Voice AI Analyst - Turkish Speakers
New York City or Seattle or Bellevue or Redmond or San Francisco or Sunnyvale or Burlingame or Austin or Los Angeles or Washington or Chicago or Boston
$26-$28/hr OnsiteFull Time
Welocalize
Welocalize: Provides global translation, localization, and AI training data services.
1+ YOETurkish native level; 1 year data labeling/annotation experience or Bachelor’s in a related field; detail-oriented; able to follow guidelines; onsite in specified US locations; authorized to work in the US.
Speech and language data labeling tools
1d
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French Data Quality Analyst (Human-in-the-Loop AI)
Los Angeles or New York City or Seattle or Bellevue or Redmond or San Francisco or Sunnyvale or Burlingame
$38/hr OnsiteFull Time, Contract
Welocalize
Welocalize: Provides global translation, localization, and AI training data services.
2+ YOEBachelor's degree or higher, native-level French, and 2–4 years in data annotation, content quality, QA, or related work. Requires guideline interpretation, auditing, AI/ML workflow, and policy evaluation experience.
AI, AI/ML
3w
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Data Quality Analyst-English Speaker(UK/Canada/EU/Australia) dialect
New York City or Seattle or Bellevue or Redmond or San Francisco or Sunnyvale or Burlingame or Austin or Los Angeles or Washington or Chicago or Boston
$38-$38/hr OnsiteFull Time
Welocalize
Welocalize: Provides AI training data and multilingual localization services.
2+ YOENative-level English speaker from UK/Canada/EU/Australia, bachelor\u0002s degree, 2+ years in data annotation/QA or related fields, authorized to work in the U.S., experience auditing and AI/ML data workflows.
1mo
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Data Collection Operator
San Francisco or Irvine
$29/hr OnsiteFull Time
ALTEN
ALTENEuronext Paris: ATE: Provides engineering and technology consulting services to industrial clients.
Operate robotics platforms and VR teleoperation (Apple Vision Pro), collect motion-capture data, perform basic annotations and QC, run simple terminal commands, write daily reports; good dexterity, vision, and stamina required.
Apple Vision Pro, Terminal
1mo
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Data Annotator
Los Angeles, California, United States
$60k-$80k/yr OnsiteFull Time
Horizon Surgical Systems
Horizon Surgical Systems: AI-driven robotic systems for ophthalmic microsurgery
Bachelor's degree required; strong attention to detail, English proficiency, experience with Linux/Windows, ability to review and organize complex surgical data, and communicate with contracted labelers.
Linux, Windows
2w
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Polish Speaker-Data Annotator
New York City or Seattle or Bellevue or Redmond or San Francisco or Sunnyvale or Burlingame or Austin or Los Angeles or Washington or Chicago or Boston
$26-$28/hr OnsiteFull Time
Welocalize
Welocalize: Provides AI training data and multilingual localization services.
1+ YOENative-level Polish fluency, 1 year data-labeling or related experience or a bachelor's degree, U.S. work authorization required, ability to follow detailed guidelines and maintain quality/throughput.
2w
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Turkish Speaker-Data Annotator
New York City or Seattle or Bellevue or Redmond or San Francisco or Sunnyvale or Burlingame or Austin or Los Angeles or Washington or Chicago or Boston
$34/hr OnsiteFull Time
Welocalize
Welocalize: Provides AI training data and multilingual localization services.
1+ YOEMust be authorized to work in the U.S., native Turkish proficiency, B2+ English, Bachelor\u0002s degree required, 1+ year writing experience, evaluate AI outputs and follow guidelines onsite.