
501 - 1000 employees
Founded 2008
đź’Ľ 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.
🔥 7 hours ago
🗣️🇩🇪 German Required
🗣️🇷🇺 Russian Required
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501 - 1000 employees
Founded 2008
đź’Ľ 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 categorization, annotation, correction, transcription, evaluation, conversational interactions, voice recording, content creation, localization, and validation • Validate audio, video, images, sentences, or words • Complete linguistic project tasks remotely through an online platform available 24/7 • Submit required tests to assess qualifications during the application process
• Fluent in German; able to listen and write correctly without spelling mistakes • Fluent in Russian; able to listen and write correctly without spelling mistakes • Fluent in English; able to listen and write correctly without spelling mistakes • Computer literacy • Minimum 4GB RAM computer • 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 • For audio-collection projects only: mobile phone with Android OS • Preferred but not mandatory: experience with computational linguistics, corpus analysis, language data annotation, or LLM training • Strong attention to detail • Mandatory tests to assess qualifications
• All tasks are remote and performed through an online platform available 24/7 • Opportunity offered for freelancers under a commercial contract • Participation in global, innovative, and impactful AI projects • Ethical, transparent, and legally compliant selection processes • Professional, diverse, fair, and equitable work environment
Apply Nowđź•’ August 14
51 - 200
Music and lyrics expert evaluating German-language generative music AI for Mercor. Comparing lyrics and rating quality, creativity, naturalness, and originality.
🇺🇸 United States – Remote
đź’µ $30 - $58 / hour
🔥 Funding within the last year
đź’° $350M Series C - Mercor on 2025-10
⏳ Contract/Temporary
🟡 Mid-level
đźź Senior
🗣️🇩🇪 German Required
đź•’ June 25
Part-time Freelance German Instructor teaching language and culture using Berlitz Method. Flexible hours, remote work, and provided training.
🇺🇸 United States – Remote
⏳ Contract/Temporary
🟡 Mid-level
đźź Senior
🦅 H1B Visa Sponsor
🗣️🇩🇪 German Required