Verbatim transcribe Mandarin Chinese audio with 98%+ accuracy.
Timestamp segments with less than 500ms deviation and label speakers.
Annotate non-speech events like laughter and background noise.
CrowdGen by Appen provides AI training data services to improve machine learning models. It connects independent contractors with flexible, remote project-based work, offering fair global pay and scalable earnings.
Produce precise verbatim transcriptions of Greek audio with 98%+ accuracy.
Timestamp segments, label speakers, and annotate non-speech events.
Work flexibly and remotely while earning $32.50 per audio hour.
CrowdGen by Appen provides AI training data services, helping improve AI-powered speech recognition models through crowd contributions. It operates as a global, project-based independent contractor community with flexible, remote work opportunities.
Audit 30% of production output during the initial pilot phase to ensure rating quality and consistency.
Identify and flag miscalibration or inconsistent scoring across raters, providing clear feedback.
Complete onboarding and training ahead of the production pool's rollout while working independently.
Welo Data is an AI services company that provides data annotation and quality assurance for AI projects. They are a growing community of freelancers and contractors, fostering a remote work culture with a focus on accuracy and consistency.
Audit 30% of production output to ensure rating quality and consistency during the pilot phase.
Identify and flag miscalibration or inconsistent scoring across raters.
Provide clear, actionable feedback and corrections to raters to maintain alignment.
Welo Data provides AI services, focusing on data annotation and quality assurance for machine learning models. They are a global freelance community with a collaborative, independent culture.
Audit 30% of production output to identify and flag miscalibration or inconsistent scoring across raters.
Provide clear, actionable feedback and corrections to raters to ensure rating quality and consistency.
Complete onboarding and training ahead of the production pool's rollout to maintain alignment.
Welo Data provides AI services, specializing in data annotation and quality assurance for machine learning projects. They are a growing company focused on building a community of freelance raters and testers, offering flexible remote work opportunities.
Listen carefully to recorded conversations between a person and an AI voice agent.
Rate each of the agent's turns on two independent 1–5 scales for content and prosody.
Write a short, specific, and clear justification for each score given.
Welo Data provides AI services, specializing in evaluating and improving AI voice agents. They are a growing community of freelancers focused on data quality and human-in-the-loop tasks.
Produce accurate transcriptions of spoken French audio.
Clean up and correct French audio transcripts, identifying crosstalk, filled pauses, and background noise.
Follow detailed style and formatting guidelines while working independently.
They are a leading AI platform that helps organizations build intelligent applications through high-quality human feedback and data labeling. The company supports remote, independent contractors with flexible, asynchronous work schedules.
Listen to recorded conversations between users and AI voice agents to evaluate response quality.
Rate each agent turn on two scales: content helpfulness and prosody naturalness.
Write short, specific justifications for each score given.
Welo Data is an AI services company that provides evaluation and data services for AI voice agents. They are a global organization with a freelance workforce, focusing on quality assessment of AI interactions.
Transcribe audio and text data accurately according to project guidelines.
Segment audio recordings and perform quality assurance checks on completed work.
Follow detailed instructions and apply feedback to maintain high-quality standards.
This enterprise client provides high-quality, diverse datasets for AI model development. They focus on improving AI-powered language and speech models through careful data annotation.
Comparing text and voice snippets to assess quality and authenticity.
Listening to AI-generated audio and rating how natural the voice sounds.
Identifying where AI tone or pronunciation feels unnatural or culturally mismatched.
Prolific builds the world's largest pool of quality human data, connecting AI developers and researchers with paid study participants. Over 35,000 organizations use our platform for ethically sourced human behavioral data to improve AI.
Evaluate AI-generated content in Telugu for linguistic accuracy and naturalness.
Translate prompts from English to Telugu and interact with an AI assistant.
Provide structured feedback on localization quality and cultural appropriateness.
RWS is a language solutions company that helps improve AI applications through linguistic evaluation. This project is a short-term freelance collaboration with flexible remote work from the United States.
Produce accurate transcriptions of spoken German audio.
Clean up and correct German audio transcripts.
Work independently and asynchronously on your own schedule.
The enterprise client is a leading AI platform that helps organizations build intelligent applications through high-quality human feedback and data labeling. The company's size is not disclosed, but the role emphasizes independent, detail-oriented work with a fully remote team.
Record high-quality French speech samples for AI training datasets.
Evaluate AI-generated French audio for pronunciation, tone, and naturalness.
Provide detailed feedback and collaborate with technical teams to refine voice models.
The hiring partner is an innovative technology company focused on training cutting-edge conversational and expressive AI voice systems. They operate with a remote-first, autonomous freelance culture, collaborating with global talent to shape next-generation speech technology.
Audit 30% of production output during the pilot phase to ensure rating quality and consistency.
Identify and flag miscalibration or inconsistent scoring across raters.
Provide clear, actionable feedback and corrections to raters.
Welo Data provides AI services, including data annotation and rating for machine learning projects. It is a community of freelancers working on various AI-related tasks.
Evaluate AI-generated content in Marathi for linguistic accuracy and cultural relevance.
Translate prompts from English into Marathi and interact with an AI assistant.
Provide structured quality assessments following project guidelines.
RWS is a global leader in technology-enabled language services, helping organizations deliver multilingual content and train next-generation AI. This project-based freelance role with RWS TrainAI offers flexible remote work and collaboration with a diverse team of language experts.
Audio Localization: reviewing Hindi audio clips generated by or for AI models.
Sentiment Analysis: assessing the model's ability to convey specific emotions, intonations, and feelings.
Quality Control: identifying where the AI's tone feels unnatural or culturally mismatched.
Prolific is building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants.
Produce accurate transcriptions of spoken Korean audio.
Review, clean up, and correct existing Korean audio transcripts.
Follow detailed transcription, style, and formatting guidelines while handling multiple speakers and background noise.
An enterprise client seeks detail-oriented transcriptionists to support AI system development through high-quality language data. This is a contract role with flexible hours, where consultants work independently on language and AI-related projects.
Audit 30% of production output to ensure rating quality and consistency during the initial phase.
Identify miscalibration or inconsistent scoring across raters and flag issues early.
Provide clear, actionable feedback and corrections to raters to maintain alignment.
Welo Data provides AI services and data solutions for machine learning and artificial intelligence projects. They are a growing community of freelancers and contractors working on various AI-related tasks.
Audit 30% of production output during the pilot phase to ensure rating quality and consistency.
Identify and flag miscalibration or inconsistent scoring across raters.
Provide clear, actionable feedback and corrections to raters.
Welo Data provides AI services and general application support. They are a freelance-oriented company focused on data quality and AI training projects.
Review audio recordings against existing subtitles to ensure accuracy for high-profile video game titles.
Identify missing, added, or incorrect words and flag unclear speech.
Work remotely as a freelance contractor; native speakers of ten languages are invited to apply.
Terra Localizations is the video game-focused division of Terra, a global language services company founded in Buenos Aires, Argentina, with headquarters in the U.S. and Spain. It is a certified women- and minority-owned enterprise providing translation, localization, voice-over, LQA, and other language services.