QA Engineer – Embedded & Audio Quality

Traffit; Wrocław; Remote; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Private medical care

Life insurance

Sport card

Job summary

Altimi is seeking a QA engineer to join a project for an EU-based company, focusing on embedded audio systems. You will verify SDK performance, assess speech quality, and contribute to pushing audio quality to meet project standards. Occasional travel (3–5 days) may be required, especially at the start.

You will work with a team across embedded systems and audio testing domains, applying PESQ/ViSQOL/STOI/WER metrics and conducting listening tests to ensure robust, reliable software delivery.

Qualifications

• Experience testing embedded systems.
• Experience evaluating audio/speech quality.
• Knowledge of PESQ, ViSQOL, STOI and/or WER metrics.
• Experience conducting listening tests.

Responsibilities

• Running SDK performance tests on embedded devices.
• Evaluating speech quality: intelligibility, naturalness, speaker identity, artifacts, and latency.
• Measuring quality with PESQ, ViSQOL, STOI, and WER metrics.
• Designing and conducting listening tests.
• Reporting results and collaborating with the development team.

Skills

Embedded testing

Audio quality evaluation

PESQ/ViSQOL/STOI/WER metrics

Listening tests

Job description

Altimi is a technology acceleration partner with impressive experience spanning over 20 years, specializing in the successful delivery of software development projects for international customers. We are based in Poland. Our main area of operation is the DACH region and Scandinavia, where we are known for providing top-notch software development services.

Our primary focus are managed services for companies seeking to accelerate growth, solve complex tech problems, build MVP/POC and/or modify legacy infrastructures.

The main area of competence include Product & Application Engineering, DevOps, Cloud Security & Managed Services and AI & Data Enablement.

Role Overview

We are looking for a QA engineer who combines embedded testing with speech quality evaluation to join a project for an EU-based company in embedded audio systems. The work focuses on verifying SDK performance and the quality of processed audio.
Occasional business trips of 3–5 days may be required, especially at the start of the project.

Responsibilities

• Running SDK performance tests on embedded devices
• Evaluating speech quality: intelligibility, naturalness, speaker identity, artifacts, and latency
• Measuring quality with PESQ, ViSQOL, STOI, and WER metrics
• Designing and conducting listening tests
• Working with acoustic test setups
• Reporting results and collaborating with the development team

Requirements

• Experience testing embedded systems
• Experience evaluating audio/speech quality
• Knowledge of PESQ, ViSQOL, STOI and/or WER metrics
• Experience conducting listening tests
• Experience with acoustic test setups
• Willingness to travel occasionally (3–5 days)

Nice to have

• Experience with latency testing in real-time systems

Whats in it for you?

• Join for a role, stay for the development: More than 40% of our team is working with us longer than 5 years. Explore diverse domains, projects and modern technologies through internal mobility.
• Learn from the best: Almost 60% of all our colleague has over 10 years of professional experience.
• Flexibility: Work fully remotely, full-time from our office in Wroclaw or in a hybrid model.
• Practical benefits: private medical care, life insurance, sport card.