
501 - 1000 employees
Founded 2008
💼 Consulting
🏥 Healthcare
📦 Logistics
Consulting • Healthcare • Logistics
Sigma AI is a global company that collects, prepares, and labels high-quality training data and delivers custom, data-centric AI solutions to help organizations build ethical, human-centered machine learning systems. Through its Sigma Cognition arm it offers bespoke AI services, and its workforce of annotators and specialists supports speech, text, image, and video data annotation at scale. The company emphasizes integrity, inclusivity, and sustainability while helping clients reduce bias and scale AI responsibly.
🔥 16 hours ago
🇺🇸 United States – Remote
⏳ Contract/Temporary
🟡 Mid-level
🟠 Senior
🤖 Artificial Intelligence
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501 - 1000 employees
Founded 2008
💼 Consulting
🏥 Healthcare
📦 Logistics
Consulting • Healthcare • Logistics
Sigma AI is a global company that collects, prepares, and labels high-quality training data and delivers custom, data-centric AI solutions to help organizations build ethical, human-centered machine learning systems. Through its Sigma Cognition arm it offers bespoke AI services, and its workforce of annotators and specialists supports speech, text, image, and video data annotation at scale. The company emphasizes integrity, inclusivity, and sustainability while helping clients reduce bias and scale AI responsibly.
• Perform linguistic project tasks including categorization, annotation, correction, transcription, evaluation, conversational interactions, voice recording, content creation, and localization • Validate audio, video, images, sentences, or words • Complete qualification tests after submitting an application • Work remotely through an online platform available 24/7
• Fluent in Cantonese Chinese (Traditional script), able to listen and write correctly without spelling mistakes • Fluent in English, able to listen and write correctly without spelling mistakes • Computer literacy • Strong attention to detail • Preferred but not mandatory: experience with computational linguistics, corpus analysis, language data annotation, or LLM training • Computer with minimum 4GB RAM • Microphone and webcam • Windows 10 or higher, or macOS 13 Ventura or higher • All operating system updates installed and supported by the vendor • Stable internet connection • Headphones • Secure internet location protected by a strong password • Mobile phone with Android OS for audio-collection projects • Tablets and iOS devices are not supported • Mandatory tests must be completed to proceed in the selection process
• Remote work performed through an online platform available 24/7 • Freelancer commercial contract opportunity • Access to global, innovative, and impactful AI projects
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