# Phonetic Linguist - Singing Voice Data Annotation for AI at Your Personal AI

> Remote · United Kingdom · Unspecified · Other · open. Source: https://alderhq.app/jobs/recruitee%3Ayourpersonalai%3A2241353 (read 2026-11-11).

## Facts (observed)

- Company: [Your Personal AI](https://alderhq.app/companies/your-personal-ai)
- Location text: London, Greater London, United Kingdom; Toronto, Ontario, Canada; Sydney, New South Wales, Australia; Boston, Massachusetts, United States; New York, New York, United States
- Where it can be done from (inferred): Remote · United Kingdom (evidence: "Remote role open worldwide")
- Posted: 2025-08-17 (451 days ago)
- First seen by alder: 2026-11-07 · last verified: 2026-11-08
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://jobs.yourpersonalai.net/o/phonetic-linguist-singing-voice-data-annotation-for-ai

## Pay and sponsorship

- Posted pay: not posted
- Market band for similar posted roles (London, n 2108): p25 £40k, median £57k, p75 £73k

## Description (the employer's text)

We are seeking a highly qualified Phonetic Linguist to join our team working on cutting-edge AI voice synthesis technology. This role involves precise annotation of professional singing recordings to create training data for advanced voice synthesis models.

The position requires segmenting singing audio into individual phonemes with millisecond-level accuracy using spectrogram analysis. You will work with recordings across multiple languages, identifying and labeling vocal techniques including breathing patterns, glottal stops, vocal fry, and silence markers.

This is a remote contract position offering the opportunity to work with proprietary annotation technology while contributing to breakthrough developments in AI-powered vocal synthesis. The role involves collaboration with an international team and handling confidential voice synthesis research.

Key responsibilities include:

Segmenting singing recordings into 5-30 second phrases with precise timing

Correcting automated phoneme predictions using visual and auditory analysis

Labeling special vocal elements (breathing, silences, glottal stops)

Handling cross-linguistic pronunciation variations in musical contexts

Maintaining consistent quality standards across large datasets

Working with proprietary web-based annotation platforms

Technical requirements:

Reliable high-speed internet connection

Professional audio equipment for precise listening

Quiet workspace suitable for detailed audio analysis

Availability for 20-30 hours per week

Comfortable with NDA and confidentiality requirements

### Requirements

Essential qualifications:

Master's or PhD in Linguistics, Phonetics, or related field

Expert knowledge of International Phonetic Alphabet (IPA)

Proven experience with acoustic analysis software (Praat, ELAN)

Strong background in phonetic transcription and spectrogram interpretation

Experience with time-aligned annotation workflows

Native or near-native English proficiency

Additional language skills (Japanese, Mandarin, Korean, Spanish preferred)

Preferred qualifications:

Experience with speech synthesis or voice technology projects

Understanding of vocal techniques and singing styles

Background in computational linguistics or audio signal processing

Previous work with AI training data annotation

Research experience in acoustic phonetics or speech science

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Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/recruitee%3Ayourpersonalai%3A2241353 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.