Voice and Speech Analysis Specialist
Analyze short speech recordings for vocal traits, emotional tone, delivery, and audio quality. Earn $30 to $70 per hour and work 20+ hours each week on AI voice and speech evaluation.
Posted Oct 6, 2026
Hindi-speaking language expert roles are AI training work that needs professional fluency in Hindi. Each open role below has its own page with the work, the requirements and the pay where listed.
Browse open roles in Linguistics below, or create a free OpenTrain account to get matched to future roles.
Analyze short speech recordings for vocal traits, emotional tone, delivery, and audio quality. Earn $30 to $70 per hour and work 20+ hours each week on AI voice and speech evaluation.
Posted Oct 6, 2026
Evaluate Cantonese text and speech, rate AI model responses, and annotate language data for $30 to $40 per hour. This part-time contract role requires 20 or more hours each week.
Posted Sep 12, 2026
Review written content, questions, logic puzzles, and AI model responses in Vietnamese and English. This remote contractor role runs for two months and prefers 20 or more hours per week.
Posted Sep 11, 2026
Lead quality reviews for Nepali AI training content, checking language, meaning, cultural fit, and consistency. This part-time contract pays $20 per hour and requires at least three years of relevant review or language experience.
Posted Aug 28, 2026
Review Nepali AI-generated content and build realistic Postman API tasks, tests, and documentation. This remote contractor role pays $15 per hour and requires at least 20 hours each week.
Posted Aug 28, 2026
Transcribe and review Tamil audio for AI training, including varied accents and dialects. Earn $10 to $24 per hour equivalent, paid per task, with 20+ hours per week and remote contract work.
Posted Aug 27, 2026
Transcribe and review German audio for AI training, including speaker labels, timestamps, and quality checks. Pay is $20 to $30 per hour equivalent, paid per task, with 20 or more hours per week.
Posted Aug 27, 2026
Review, rank, and improve AI-generated Persian content for accuracy, fluency, cultural fit, and safety. This remote contractor role is open to contributors in Tajikistan and pays up to $25 per hour.
Posted Aug 19, 2026
Review AI-generated Maltese content, write reference answers, and rate model responses for $40 per hour. This remote contractor role requires fluent Maltese, C1 English, and 20+ hours per week from Malta.
Posted Aug 19, 2026
Review and rate AI-generated Lithuanian content for accuracy, fluency, cultural fit, safety, and meaning. This remote contractor role pays up to $25 per hour and requires 20 or more hours each week.
Posted Aug 19, 2026
Review and improve AI-generated Czech content from the Czech Republic for up to $25 per hour. Create reference answers, compare model responses, and give clear feedback on language, culture, accuracy, and safety.
Posted Aug 19, 2026
Review and improve AI-generated Croatian content by checking grammar, meaning, tone, cultural fit, safety, and reasoning. This remote contract role is open to freelancers in Croatia and pays up to $25/hour.
Posted Aug 19, 2026
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