R&D Engineer-Algorithm

Department: Research & Development

Location: US-California-San Jose

Compensation: $210,100 - $288,900 / year

We are looking for a Staff R&D Engineer - Algorithm with proven expertise in wearable IoT technologies and physiological signal processing, and machine learning to lead the development of advanced algorithms that power our next‑generation health and wellness products. He/she will play a key role in shaping the intelligence behind our devices, driving end‑to‑end algorithm development from concept through deployment. This role is ideal for someone passionate about health tech and skilled in extracting meaningful insights from sensor data to improve lives.

The success of this position will be measured by the success of the team in advancing technology development and launching new products in market.

• Lead the research, design, development, and optimization of algorithms for health and wellness monitoring using data from wearable sensors.
• Architect robust signal processing and machine learning pipelines for physiological metrics.
• Evaluate sensor signal quality, integrity, and reliability to ensure accurate data interpretation and algorithm performance.
• Collaborate cross-functionally with hardware, firmware, and software teams to ensure accurate, efficient, and scalable algorithm deployment.
• Validate algorithms with real-world and clinical-grade datasets, ensuring robustness across diverse populations and use cases.
• Contribute to the strategic direction of algorithm development, bringing in best practices from academic research and industry trends.
• Support optimization of algorithms for real-time, on-device execution on low-power embedded systems.
• Enable flexible deployment of algorithms both on-device and in the cloud, ensuring scalability, maintainability, and performance across platforms.

• BS with 10+ years, MS with 8+ years, PhD in Electrical Engineering, Biomedical Engineering, Computer Science, or related field.
• Hands‑on industry experience developing and deploying algorithms for wearable or IoT-based health and fitness products.
• Deep expertise in signal processing, machine learning, and physiological data analysis (e.g., PPG, ECG, accelerometry).
• Strong experience working with wearable sensors and evaluating sensor signal quality and integrity.
• Strong knowledge of embedded system constraints and experience optimizing for real-time or low‑power devices.
• Proven ability to work cross‑functionally with hardware, firmware, and software teams to bring algorithms from concept to production.
• Experience validating algorithms using real-world and clinical-grade datasets.
• Hands‑on experience with machine learning frameworks such as PyTorch or Tensor Flow.
• Familiarity with industry best practices and academic research in digital health, biomedical engineering, or related fields.
• Excellent problem‑solving skills, a collaborative mindset, and a passion for improving lives through technology.
• Strong implementation skills, including translating algorithmic concepts into efficient, maintainable, and scalable code using Python.
• Strong interpersonal, oral, written, and visual communication skills, with ability to present findings concisely and effectively.
• Experience in regulated environments (e.g., FDA, CE‑marked devices) or familiarity with clinical validation studies is a plus.

Align offers employees and their eligible dependents medical (with a Health Savings Account option for some plan offerings), dental, and vision in accordance with those plans. Align also offers the following benefits:

• Discounts on Invisalign and Vivera to employees and their eligible dependents after 90 days of employment.
• Back‑up Child/Elder Care and access to a caregiving…