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Ad Scientiam is recruiting : join our team

The Team

Our team has many talents and can manage digital health projects from conception to implementation.

Passionate about digital health innovations, our doctors, pharmacists, developers, algorithms wizards, UX specialists, psychologists, engineers and statisticians are driven by a common desire: to participate in the digital revolution of medicine by providing new services to patients and doctors.

At Ad Scientiam, we are developing medical self-assessment solutions on smartphone, tailored to each disease, thanks to our wide range of expertise:

  • Development of user-centric applications, with patients involved at each step of the development cycle

  • Creation of new assessment scales on smartphone, starting from medical gold standards

  • Creation and animation of KOL network in each therapeutic area to contribute to research activities

  • Collection and analysis of real-world medical data

  • Quality and regulatory expertise

Being at the center of a dynamic medical and research ecosystem, Ad Scientiam has the right team to apply its innovative approach to all major chronic diseases (MS, Alzheimer’s, depression, Parkinson’s, ADHD…)


Ad Scientiam is recruiting : join our team



Managers & team leaders

Liouma Tokitsu

CEO & Founder

Engineer in Information Systems and Software Engineering from EPITA, Liouma also acquired an experience in sales at Cap Gemini. He created and managed several service companies during his career including Pharmaceutical Management Services. Founder of Ad Scientiam in 2013, Liouma Tokitsu is a member of Startup Leadership Program.



Dr Jean-Pierre Lehner

Chairman of the Scientific Board

Jean-Pierre started his career as a cardiologist at the Bichat Hospital before joining Roussel Laboratories in 1981 as Medical Director. He was successively Senior Director of Clinical Investigations of Sanofi Recherche, Scientific Senior Director of Sanofi Winthrop, Vice President Medical Affairs Europe of Sanofi-Aventis, Senior Vice-President, Medical & Regulatory Affairs of Sanofi-Aventis and Chief Medical Officer of Sanofi before he retired in 2013.



Dr Daniel Gérard

Member of the Scientific Board

Daniel is a Psychiatrist and was previously the Head of Chronic Diseases Access to Medicine at Sanofi





Matthieu Lamy

Chief Executive

Matthieu graduated from France leading Business School (HEC Paris), with a Master in Management and a specialization in Corporate Finance.

Based in Seattle since end 2016, he is working on the set-up of Ad Scientiam activities in the U.S. Matthieu has 10-year experience in Strategic and Transformation Consulting, in an international environment (France, Belgium, Italy, Turkey, UK, USA) on the set-up of new business activities, the launch of new service offers and the implementation of complex transformation programs




Dr Saad Zinaï

Chief Medical Officer

Saad has a MD and is a graduate of the ESCP Europe Business School.

After a clinical experience in radiology (Charles-Foix, Pierre et Marie Curie University), he spent 25 years in 2 major pharma groups (Sanofi-Aventis and Recordati) where he held marketing, medical and commercial positions.

Appointed France medical-marketing director at Recordati in 2000, he set up the addiction business unit and launched several successful products (Hypertension, Migraine, Allergy, Urology, OTC and generics.)

He plays keyboards in a funk/jazz band and collects vintage watches. He joined Ad Scientiam in 2016



Térence Brochu

CXO (Chief eXperience Officer)

Térence has a background in cognitive psychology, neuropsychology, ergonomics and UX design. Co-founder of Ad Scientiam, he ensures a user centered approach by integrating patient and clinician insights through the design process of Ad Scientiam solutions.



François de Berry

Chief Technical Officer

Expert in computer sciences, graduated at EPITECH, François quickly specialized in mobile technologies. Since 2013, he is in charge of the development and evolution of innovative mobile solutions developed by Ad Scientiam.




Théo Créach

Product Owner


Graduated with an information technology expertise at Epitech Paris, with a certificate of International Business at Griffith College in Dublin and a digital certificate transformation at HEC Paris, Théo started his professional career running a startup’s project in the pre-assessment of medical symptoms. He then participated in health hackathons where he won first prizes several times. Today as a Product Owner at Ad Scientiam he manages and coordinates several innovative projects.




Séverine Bieuvelet, Ph.D

Head of Clinical Research

Séverine is a Doctor in Physiology and Physiopathology, graduated from the University of Paris 6. She worked for more than 15 years in clinical research in private and public laboratories on phase III and IV studies and joined Ad Scientiam at the end of 2016. She is in charge of the clinical research department and the conduct of pre- and post-marketing clinical evaluation for mobile applications developed by AdS in compliance with regulations.



Anne-Laure Argoud

Clinical project Manager

Anne-Laure has worked 3 years as a project manager in the French Research Agency on AIDS and viral hepatitis (ANRS).

Her missions were setting up and managing clinical trials evaluating new therapeutic strategies and physiopathological studies investigating HIV comorbidities.

Anne-Laure joined Ad Scientiam at the end of 2016 to coordinate our clinical studies.

Morgane Vallée

Chief data officer

Morgane is a graduate of the INSA engineering school in Lyon. Thanks to her training in Computer Science, Mathematics and Biology, she specialized in the management and analysis of health data. She joined Ad Scientiam in 2018. As Data Manager, Biostatistician and Product owner in these past experiences she took the lead of the Data team to coordinate and harmonize the work of data management and data science on Ad Scientiam projects.

Hadrien Oger

Legal Counsel & Data Protector Officer

Graduated with a Master degree in Business Law, obtained at the University of Paris II Panthéon-Assas, Hadrien Oger supports Ad Scientiam in the establishment of commercial partnerships and in the development of its activities in France and abroad. He also oversees the protection of the intellectual property of the company, as well as the compliance with the legislation concerning the processing of personal data.



Arnaud Drain

IT Manager & Technical Architect

Graduated from Epitech in 2017, Arnaud specialized himself in networks and web technologies. He is in charge of choosing the adequate tools to create Ad Scientiam's websites and servers, and ensure the security of the patient's data.

Nina Dewkurun

HR Manager & Happiness-Manager

Graduated with a Master degree in the Management of Human Resources at ESGRH and specialized in the management of trade unions relations, Nina has joined Ad Scientiam as a HR - Hapiness Manager in 2019. She is in charge of the HR developments, as well as the well being of the employees.

Jean-François Lujan Santos

Quality and Regulatory Affairs Manager

Graduated with a Master degree in Engineering in Applied Mechanical Methods. Jean-François has worked for 19 years in the Medical Devices sector from Class I to III as a Director of Regulatory Affairs/ Quality and a Head of Research and Development in Implantable Medical Devices. Jean-François has joined Ad Scientiam in 2020 where he is in charge of CE marking of medical software devices, certification of the ISO 13485 Quality Management System and the 2017/745 Regulation for the EC.

Ludovic Grimbert

iOS team Lead Developer

After a training in Computer Science and Mathematics, Ludovic first officiates in sound engineering before returning to his first loves in software development in 2014. With his experience in agency and freelance, he joined Ad Scientiam in 2019 and he took the lead within the iOS team with which he helps to design and improve software.

Guillaume Gratigny

Android team Lead Developer

Guillaume Gratigny, an EPITECH graduate and information technology expert, specialises in mobile technologies. Android developer who arrived at Ad Scientiam in 2018, he took the lead of the Android team in order to be able to port Ad Scientiam's various mobile projects with the other developers.

Mathieu Metzger

C# team Lead Developer

Expert in computer science graduated at EPITECH in 2014, Mathieu joined Ad Scientiam's team to contribute to its mission of making technology and health come together. Specialized in C# programming Mathieu took the lead within the back-end team which aims to bring a solid foundation to Ad Scientiam's ecosystem. 

Dr Yann Le Coz

Expert Patient in Multiple Sclerosis, patients association representative (voluntary)

Yann Le Coz has a M.D. and is a former intern of Paris Hospitals. After several experiences in the pharmaceutical industry in clinical and marketing activities (Servier, Rhône Poulenc, Wyeth, Sangstat), he is struck by Multiple Sclerosis. He then gets involved in the MS associative world to help patients. He bring his patient-expert experience to the development of our MS solution, as a volunteer.




Guillermo Plaza

Product Owner

Guillermo studied industrial engineering (Universitat Politècnica de Catalunya et Technische Universität Darmstadt). His background in software development in the German automotive industry has allowed him to develop strong skills in project management, planning and coordination.