Who are we?

⭐️ Perifit is a profitable and fast-growing femtech startup based in Paris, France. Turnover was multiplied by 100 in 5 years !

Our goal is to assist women worldwide with the most challenging moments in their lives - moments that are heavily under-addressed - and do benefit from fun and effective self-care solutions.

Our first product, the Perifit (a connected probe and its mobile games), launched in 2018, has become the #1 connected solution for pelvic floor rehabilitation. As of now, it has helped a whooping 500.000 women cure themselves and is the best-ranked app in its category.

We now develop innovative pelvic floor trainers and breast pumps that use the most recent technologies to help women improve their lives. Our mission is to empower women to take control of their health and improve their overall well-being.

Our team grew from 2 co-founders to approximately 40+ employees in five years (2020 to 2025), and we operate in a truly global environment, with customers and partners around the world.

At Perifit, we stand for equality, inclusivity, benevolence and wellbeing for both our clients and our employees.

Joining Perifit means being part of a dynamic, mission-driven team that is making a real difference in women’s lives, and having the opportunity to contribute to a growing and innovative startup in the Femtech industry !

We’re very proud of our values ! FREEDOM – FEMINISM – STARTUP MINDSET – REAL IMPACT – NO EGO

Job description

This 6-month internship focuses on developing the EMG (electromyography) signal processing pipeline for our upcoming Care Pro device.

The product will initially include a stimulation feature, and we plan to integrate EMG sensing to enable real-time biofeedback and a complete pelvic floor training experience.

The intern will be responsible for setting up and testing EMG signal acquisition, designing and validating signal processing methods, and drafting the first algorithm prototypes to be integrated into the mobile app.

More specifically:

• Setup and validation of EMG signal acquisition from the Care Pro probe

• Noise filtering, feature extraction, and signal characterization scripts

• Comparative analysis of different EMG processing methods

• Draft algorithm for EMG-based feedback and stimulation synchronization

• Technical report summarizing data, results, and integration recommendations

Preferred experience

💼 We are looking for a final-year student in electronics engineering and signal processing. The ideal candidate has experience with biosignal processing (EMG, ECG, or similar), Python or MATLAB, and basic hardware testing.

📚 Good communication skills both to document ongoing work, communicate with others about progress and blocking points, brainstorm, etc.

💡Curious mindset, you like investigating problems outside of your comfort zone, eager to learn new skills and you know when to ask for help and check in with your team

🤰 You are comfortable talking about women’s health issues, are not intimidated by the topics of pelvic floor health, the vagina, childbirth and female intimacy in general, and curious to learn more,

👩‍⚖️ You are a feminist and believe in the right of every woman to have access to fun and effective health solutions,

💬 You speak and write excellent English and French.

Recruitment process

• Online cognitive test

• Screening call

• Case study & In-person interview