Phonetics & Linguistics AI training jobs

Audiobook QA Expert - French

• Languages, Translation & Voice
• Platform: Mercor
• Location: United States
• Language: French

You will listen to audiobooks generated by French text-to-speech synthesis to assess the naturalness and quality of narration. Your role will consist of identifying pronunciation defects, intonation errors, and audio anomalies, documenting them precisely to improve the underlying AI models. This job suits a French-speaking listener passionate about audiobooks, capable of combining critical listening with analytical rigor.

Posted September 14, 2026

Audiobook QA Expert - Spanish (US)

• Languages, Translation & Voice
• Platform: Mercor
• Location: United States
• Language: Spanish

You will listen to audiobooks generated by text-to-speech synthesis in North American Spanish to evaluate the naturalness and quality of the narration. Your job is to detect pronunciation errors, inaccuracies, and acoustic defects, then document them precisely to improve the underlying models. This role suits a native Spanish speaker passionate about audiobooks and experienced with detailed annotation work.

Posted September 14, 2026

Audio Expert

• Data & Machine Learning
• Platform: micro1
• Location: 58 countries

This role involves transcribing polyphonic musical recordings into structured scores, separating soprano, alto, tenor, and bass voices from a mono mix and generating accurate MusicXML scores. The job requires a combination of advanced musical skills (ear training, harmony, voice leading) and technical Python capabilities to analyze audio spectra and automate the transcription workflow.

Posted August 26, 2026

Polish Bilingual Expert

• Languages, Translation & Voice
• Platform: micro1
• Location: 58 countries
• Language: Polish

This job involves evaluating the quality and authenticity of Polish speakers or AI models generating speech in Polish. You will analyze audio excerpts focusing on pronunciation, intonation and linguistic authenticity, then document your evaluations in English. This role is suited to Polish-English bilingual experts with deep language knowledge and ideally experience in linguistics or audio processing.

Posted August 13, 2026

Russian Bilingual Expert

• Languages, Translation & Voice
• Platform: micro1
• Location: 58 countries
• Language: Russian

This role involves evaluating audio recordings in Russian for an AI training project. You will listen to voice clips, analyze linguistic fluency and authenticity, and provide detailed feedback in English. This position is suited to a native Russian expert with knowledge in linguistics, phonetics, or related fields.

Posted August 13, 2026

Linguistics Specialists

• Languages, Translation & Voice
• Platform: micro1
• Location: 58 countries

This role involves evaluating written content and AI-generated responses to verify their accuracy, clarity, and coherence. You will apply your linguistic and analytical expertise to improving next-generation AI systems by providing detailed feedback on text quality. We are looking for a linguistics or writing specialist with native mastery of American English.

Posted August 12, 2026

Voice Recorder (German + English)

• Languages, Translation & Voice
• Platform: micro1
• Location: 58 countries
• Language: German

This job involves recording your voice in German and English according to precise guidelines, then annotating and transcribing audio files to contribute to the training of AI speech processing systems. No prior AI experience is required; it is about leveraging your native command of German and your knowledge of English to provide high-quality voice data for language models and speech recognition systems.

Posted August 7, 2026

AI Tutor - Bulgarian

• Languages, Translation & Voice
• Platform: xAI
• Language: Bulgarian

This role involves training and refining an AI assistant's voice and multilingual audio abilities by annotating and curating speech data, with a focus on Bulgarian. It suits native Bulgarian speakers who have a strong ear for accents, pronunciation and audio quality and who can also localize English text into Bulgarian.

Posted August 7, 2026

AI Tutor - Hausa

• Languages, Translation & Voice
• Platform: xAI
• Language: Hausa

This remote role centers on Hausa speech and text for an AI system. The work covers recording, labeling and transcribing audio samples, and translating and localizing English content into Hausa. It is aimed at native Hausa speakers who have strong English and careful listening skills.

Posted August 7, 2026

AI Tutor - Romanian

• Languages, Translation & Voice
• Platform: xAI
• Location: United States
• Language: Romanian

This role is for a native Romanian speaker who can work on audio data for an AI assistant. The work covers annotating and recording speech, transcribing varied accents, and translating interface and conversational text from English into Romanian.

Posted August 7, 2026

AI Tutor - Ukrainian

• Languages, Translation & Voice
• Platform: xAI
• Location: United States
• Language: Ukrainian

This role asks a native Ukrainian speaker to annotate, record and judge multilingual audio clips and to translate English text into Ukrainian for an AI model's speech capabilities. It suits people with sharp listening skills, phonetic awareness and attention to detail who can assess accents, pronunciation, intonation and recording quality. The work is carried out with proprietary annotation software.

Posted August 7, 2026

AI Tutor - Sinhala

• Languages, Translation & Voice
• Platform: xAI
• Language: Sinhala

This role involves working with Sinhala audio and text to help an AI assistant handle speech, accents, and written localization accurately. It suits native Sinhala speakers with strong listening skills, transcription experience, and an interest in voice and linguistic quality.

Posted July 15, 2026

AI Tutor - Chinese

• Languages, Translation & Voice
• Platform: xAI
• Location: United States
• Language: Chinese

This remote role asks a native Chinese speaker to label, annotate and record multilingual audio, including voice clips and speech samples, with proprietary software. The work centers on judging pronunciation, intonation, rhythm and accent so that speech systems sound natural and accurate. It suits people with strong listening skills, a trained ear for speech and some background in voice work or linguistics.

Posted April 1, 2026

AI Tutor - Finnish

• Languages, Translation & Voice
• Platform: xAI
• Language: Finnish

This role involves training an AI assistant to understand spoken Finnish and other audio by labeling, recording and curating speech data. It suits native Finnish speakers who have a sharp ear for accents, pronunciation and audio quality, and who speak English at B2 level or above.

Posted April 1, 2026

AI Tutor - French

• Languages, Translation & Voice
• Platform: xAI
• Language: French

This role asks a native French speaker to help train an AI assistant on spoken French and other languages by annotating, transcribing and recording audio samples. It suits people with sharp listening skills, experience with accents or speech, and strong communication who can work on flexible contract or full-time terms.

Posted April 1, 2026

AI Tutor - German

• Languages, Translation & Voice
• Platform: xAI
• Language: German

This role asks a native German speaker to label, transcribe and record multilingual audio so that an AI assistant handles speech, accents and spoken nuance more accurately. It suits people with a trained ear for pronunciation, intonation and recording quality who can give clear, reasoned feedback on audio samples.

Posted April 1, 2026

AI Tutor - Norwegian

• Languages, Translation & Voice
• Platform: xAI
• Language: Norwegian

This role asks a native Norwegian speaker to annotate, transcribe and evaluate audio clips, voice recordings and speech samples so an AI assistant handles speech across accents and languages. It suits people with sharp auditory perception, linguistic or speech science training, or professional voice work.

Posted April 1, 2026

AI Tutor - Polish

• Languages, Translation & Voice
• Platform: xAI
• Location: United States
• Language: Polish

This role asks a native Polish speaker to annotate, transcribe and record audio so that an AI model handles speech, accents and voice interactions better. It suits people with sharp listening skills, professional-level English and a background in linguistics or voice work.

Posted April 1, 2026

AI Tutor - Spanish

• Languages, Translation & Voice
• Platform: xAI
• Language: Spanish

This remote role consists of labeling, annotating, transcribing and recording Spanish speech so that an AI assistant handles voices, accents and noisy audio more accurately. It is aimed at native Spanish speakers with a trained ear for pronunciation, intonation and recording quality, who also speak English at B2 level or higher.

Posted April 1, 2026

AI Tutor - Swedish

• Languages, Translation & Voice
• Platform: xAI
• Language: Swedish

This role centers on labeling, annotating and recording audio such as speech samples, voice clips and transcripts, so that a conversational AI can handle spoken interaction more naturally. It suits native Swedish speakers with a sharp ear for accents, pronunciation and audio quality, who can also give precise feedback on recordings.

Posted April 1, 2026