Finnish Speech & Audio AI Evaluator — Voice Quality Impact

TELUS Digital AI Data Solutions; Tampereen seutukunta; On-site; EUR 45,000 - 65,000; Full time

Job summary

Requirements include native Finnish (C1/C2+) and professional English (B1+), plus hands-on experience with professional audio tools. You’ll annotate data, assist dataset validation, and support voice AI projects across languages.

Qualifications

• Native-level Finnish (C1/C2+) – Required for pronunciation and linguistic accuracy
• Professional English (B1+) – Required for technical instructions and documentation
• Completion of subject-specific qualification assessment (practical audio/speech evaluation)
• Identity verification (IDV) process – Required as soon as possible after application completion
• Or 2+ years professional experience in: audio production, dialogue editing, voice recording, podcast/audio post‑production, speech dataset creation, or AI speech projects

Responsibilities

• Evaluate AI-generated speech (TTS) for naturalness, pronunciation, rhythm, tone, and emotion
• Identify transcription errors, pronunciation issues, and linguistic nuances in speech recognition (ASR) outputs
• Analyze audio using waveform and spectrogram tools to identify quality issues
• Provide structured feedback for model improvement
• Apply audio restoration techniques to optimize speech samples
• Prepare and validate speech content for training pipelines
• Apply phonetics and linguistics expertise to identify speech variations across accents and languages
• Review voice recordings for clarity, consistency, and technical quality
• Support creation and validation of high-quality speech datasets
• Perform audio annotation and labeling for dataset integrity
• Support TTS, ASR, voice similarity, voice generation, and conversational AI evaluation projects
• Contribute to quality assurance workflows for voice technology projects
• Document findings to inform model improvement

Skills

Native Finnish proficiency

Professional English proficiency

Linguistics insights

Attention to detail

Education

Bachelor's degree in Audio Engineering / Music Technology / Linguistics / Speech AI

2+ years of audio production or AI speech project experience

Tools

Adobe Audition

iZotope RX

Pro Tools

Reaper

Audacity

Logic Pro

Cubase

Job description

Requirements include native Finnish (C1/C2+) and professional English (B1+), plus hands-on experience with professional audio tools. You’ll annotate data, assist dataset validation, and support voice AI projects across languages.