Stage - Data Engineer - ML (H/F)

France | Oct. 19, 2026

Report as Closed

Company: Withings

Country: France

Type: Onsite

Employment: Full-time

Description:

At Withings, we develop connected health devices: our connected scales, hybrid watches, blood pressure monitors, sleep monitors and all the devices in our range are today used by millions of users. Our goal is to enable the prevention, screening and support of a certain number of chronic diseases via innovative products and services in order to revolutionize the way we take care of our health.

Within the Machine Learning team, we develop algorithms to extract physiological and medical information for our users such as SPO2, heart rate, the presence of various pathologies such as atrial fibrillation, sleep apnea…
We are looking for a or an intern motivated by health topics with skills in signal processing, machine learning and deep learning to help us design the algorithms of tomorrow.

Your mission
The objective of this internship is to design, develop and validate algorithms capable of extracting reliable physiological and medical information from the physical signals collected by our devices.
To carry out this exciting mission, the intern will have the opportunity to :

• Explore and analyze sets of real physiological data from our users, in search of relevant markers.
• Design and develop algorithms combining innovative signal processing techniques, fine-grained computer heuristics, Machine Learning and Deep Learning approaches (supervised or not).

• Work on algorithmic optimization with a view to embedded implementation, potentially in C language, on systems with limited resources. constraints.
• Participate in defining success criteria and metrics to measure it, and evaluate the performance of algorithms on various data sets.
  

This internship offers complete immersion in the development of a cutting-edge connected health product, with a concrete application and a direct impact on the lives of users. You will join a multidisciplinary and dynamic team, where your contribution will be essential to transform an algorithmic prototype into an embedded functionality of our devices, compliant with the reliability and performance requirements of the medical industry.
The precise subject will be discussed with the intern at the latest a few weeks before the internship.

Requirements

• Theoretical knowledge in signal processing and machine learning
• Computer skills: programming in Python, first experience in deep learning framework (PyTorch or TensorFlow) appreciated
• Bonus: programming in C
• Interest in machine learning
• Interest in connected health applications
• Reading scientific and technical English
• Writing skills, rigor and autonomy
• Aptitude for teamwork and communication
• Duration: 4 to 6 month

Benefits

Joining the Withings adventure means:

• Joining one of the pioneers and world leaders in connected health, awarded several times at the Consumer Electronic Show
• Contributing to innovative and ambitious projects for the health of tomorrow in an agile and constantly evolving environment
• Joining an international company, member of the FrenchTech 120, whose teams are based in Issy-les-Moulineaux, Boston, Hong Kong and Shenzhen
• Participate in the continuous improvement of our products and services by beta-testing them before their release, particularly during our numerous sports sessions with colleagues
• Attend health professional conferences in order to strengthen your knowledge in the medical field
• Collaborate with passionate colleagues and celebrate each of our successes together!

All applications received are considered regardless of the ethnic origin, beliefs, religion, gender, sexual orientation or health of the candidates. Withings aspires to offer and guarantee equal opportunities to candidates and only authorized people (HR and Management) will have access to information concerning your application.

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