QA Engineer – Embedded & Audio Quality

About Altimi

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
• Fluent English
• Willingness to travel occasionally (3–5 days)

Nice to have

• Test automation skills (e.g. Python)
• 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.