QA Engineer – Embedded & Audio Quality

110 - 150 PLN/ godz./ godz.B2BB2B (netto)

SeniorZdalnie·WrocławFull-time·B2B

#471369·Dodano 5 dni temu·1

Źródło: justjoin.it

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Tech Stack / Keywords

QA for embedded softwareSpeech/audio quality metricsOrganising listening testsAcoustic measurement setupsAttention to detailBackground in audio engineeringExperience with on-device profilingTesting speech enhancementTesting voice conversionTesting TTS systems

Podsumowanie oferty

You will verify the performance of an embedded SDK on devices and assess speech quality for a client building on-device audio and speech products. The role focuses on speech and audio quality, using metrics such as PESQ, ViSQOL, STOI and WER, as well as listening tests.

Wymagania

Experience in QA for embedded, mobile or audio software.
Practical knowledge of speech/audio quality metrics such as PESQ, ViSQOL, STOI, WER or similar.
Experience organising listening tests or perceptual evaluations.
Understanding of acoustic measurement setups.
A good ear and attention to detail.
Fluent English.

Nice to have:

Background in audio engineering, acoustics or speech processing.
Experience with on-device profiling using adb or Perfetto.
Experience testing speech enhancement, voice conversion or TTS systems.

Obowiązki

Run performance tests of the embedded SDK on target devices, covering latency, resource usage and stability.
Evaluate speech quality, including intelligibility, naturalness, speaker identity, artifacts and end-to-end latency.
Apply and automate objective metrics such as PESQ, ViSQOL, STOI and WER.
Design and run subjective listening tests, and analyse the results.
Set up and use acoustic test rigs for repeatable measurements.
Report findings to research and engineering teams in a clear, data-driven way.

Benefity

Work on a long-term project involving on-device audio technology used in consumer devices.
Direct contact with the client’s R&D team.
Support from CSHARK’s delivery and people teams throughout the project.

CSHARK Sp. z o.o.

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