Finnish Speech AI Quality Engineer

TELUS Digital AI Data Solutions; Pohjanmaa; On-site; EUR 50,000 - 70,000; Full time

Job summary

TELUS Digital AI Data Solutions is seeking a Finnish Speech & Audio AI Specialist to evaluate and validate speech AI systems, ensuring natural TTS and accurate ASR outputs across Finnish data.

You will work with audio quality assessment, data preparation for training pipelines, and collaboration on voice AI projects, requiring native Finnish and good English, plus hands-on experience with professional audio tools.

Qualifications

• Bachelor's degree in Audio Engineering, Sound Engineering, Music Technology, Linguistics, Phonetics, Speech-Language Pathology, Computational Linguistics, or Computer Science (Speech/AI focus)
• OR 2+ years professional experience in audio production, dialogue editing, voice recording, podcast/audio post-production, speech dataset creation, or AI speech projects
• Native-level Finnish (C1/C2+) required for pronunciation and linguistic accuracy
• Professional English (B1+) required for technical instructions and documentation
• Hands-on experience with at least one professional audio tool such as Adobe Audition, iZotope RX, Pro Tools, Reaper, Audacity, Logic Pro, Cubase, or equivalent DAW

Responsibilities

• Evaluate AI-generated speech (TTS) for naturalness, pronunciation, rhythm, tone, and emotion
• Identify transcription errors and linguistic nuances in 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
• 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

Finnish (native)

English (professional)

Linguistics knowledge

Audio analysis

Feedback documentation

Education

Bachelor's degree in audio/linguistics/CS with speech/AI focus

2+ years experience in audio/speech projects

Tools

Adobe Audition

iZotope RX

Pro Tools

Reaper

Audacity

Job description

TELUS Digital AI Data Solutions is seeking a Finnish Speech & Audio AI Specialist to evaluate and validate speech AI systems, ensuring natural TTS and accurate ASR outputs across Finnish data.

You will work with audio quality assessment, data preparation for training pipelines, and collaboration on voice AI projects, requiring native Finnish and good English, plus hands-on experience with professional audio tools.