Senior Machine Learning Engineer - Edge AI for Health Wearables

USound is advancing in-ear wearables into intelligent health companions. We’re seeking a Senior Machine Learning Engineer to lead the development of real-time AI models for acoustic biosignal analysis, from conception to secure deployment on edge devices.

Technical Expertise Personal Evolution Autonomy Responsibilities

• Design and lead development of advanced ML models (CNN, LSTM, Transformers) for extracting HR, HRV, Pulse Wave Velocity, and Cardiac Output.
• Ensure robustness of models against noise, motion, and device variability.
• Drive mobile & edge deployment efforts (TensorFlow Lite, quantization, OTA updates).
• Mentor less-experienced engineers and work closely with colleagues on firmware, SDK, and backend development.
• Contribute to security and compliance strategies (GDPR/HIPAA).

• Master’s or PhD in Computer Science, AI, Electrical/Biomedical Engineering, or Embedded Systems.
• Strong background in deep learning, time-series analysis, and model deployment.
• 6+ years in ML/AI with strong focus on time-series / biosignals.
• Proven expertise in deep learning and signal processing.
• Hands-on experience deploying ML models on mobile or embedded systems.
• Strong knowledge of acoustic biosignals (APG, OAE).
• Comfortable working in a small, cross-functional environment.

Nice-to-have

• Experience with federated learning frameworks (TensorFlow Federated, Flower).
• Prior work on medical-grade or regulated devices.
• Knowledge of security standards and encryption methods (AES).

• The opportunity to grow along with an internationally active, innovative company and a ground-breaking technology.
• Flexible working time and goal-oriented work environment.
• Collegial environment in a dynamic and dedicated team.
• Range of the annual gross salary from € 60,000 depending on experience, qualifications, etc.; legal minimum annual gross salary on a full-time basis: € 45,207.68.
• Additional incentives including bonuses and profit-sharing opportunities.

Benefits: We offer a range of perks including lunch subsidies, language courses, well-being and summer childcare subsidies, future provision, and many more. At our location you will find free parking slots, a canteen and a snack buffet. Bonus

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USound is disrupting the audio industry, setting new standards in audio experience, and maximizing the degrees of freedom for wearables and hearables.

We are leaders in acoustic solutions based on MEMS speakers by enabling our customers to bring new revolutionary audio products to the market. USound achieves this through radical miniaturization, power reduction, and increased production efficiency.