Meet the team


xRapid team

David Mendels

CTO and Co-Founder

Professor David Mendels is head of the Centre for Mobile, Micro and Nanotechnology at Surya University, Jakarta. After graduating from the Swiss Federal Institute of Technology as a Materials Science engineer and completing a PhD in polymer physics, he spent 7 years in the United Kingdom where he created the Nanomaterials Metrology Laboratory for the National Physical Laboratory.

David has made waves as a technology entrepreneur, founding nanotechnology software development company Cognoscens and producing iOS applications for early learning and productivity.

Jean Viry-Babel

CEO and Co-Founder

Jean Viry-Babel spent twenty years in advertising and management consulting before becoming a social entrepreneur involved in various projects since 2007.

Jean won the Franco-British Business Award for Innovation in 2012. He co-founded xRapid in 2014 and led us to win the Nominet Trust 100 award for social innovation and Pistoia alliance audience choice award.

xRapid team

Lord Jim Knight


Lord Jim Knight is the Chief Education Adviser at TES Global, having successfully developed their teacher training business. He is also a visiting professor at the UCL Knowledge Lab and a member of the House of Lords. Jim served as an MP from 2001-2009, during which time he was a minister for rural affairs, schools and then employment, with his final year as a Cabinet minister. He is also chair of the Tinder Foundation, operating the network of UK Online Centres, and the main digital inclusion delivery organisation in the UK. He is a member of the Government & Digital Engagement Council.

xRapid team

Charlyn Belluzzo

Clinical Director

Charlyn is an internationally recognised global health expert, medical researcher, and author.  She holds a doctorate in public health and tropical medicine and an MBA degree. Her present base is San Francisco, California, USA.

As Clinical Director, Charlyn is tasked with coordinating all medical affairs; interfacing with clinicians and healthcare authorities worldwide, and interfacing broadly with the Global Health community from xRapid’s perspective.

xRapid team

Anne-Sophie Alitch

Chief Operating Officer

After graduating from her business school (EDHEC), Anne-Sophie worked for leading companies in Finance, Compliance Officer, and Auditor. Enriched from these experiences, she started her own business in personal development.

xRapid team

Polly Mackenzie

Executive Assistant

Polly has been freelancing for 10 years with various missions in IT and in the Arts , as a personal assistant and photographer, Her primary expertise lies in coordinating and organising events.

R&D Centre

xRapid team

Daniel Schmidt

Software Engineer

Daniel graduated in Computer Science and Engineering both in Brazil and in France. He has experience in back- as well as front-end development.

xRapid team

Xavier Mulatou

Engineer in microtechnology

Xavier got an ENSIL Mechatronics Engineer degree in France in 2010. His 6 years experience includes HW and SW development, mechanical design and international project/team management. He worked primarily for the premium and luxury lighting market, the automotive telematics market and the professional radio market.

xRapid team

Léa Bertrand

Office Manager

Léa holds a Bachelor’s degree in Economics and Management from the University of Strasbourg and is now student at Aix-Marseille University where she’s pursuing a Master’s degree in VSE/SME Business Creation. She seeks to develop her business management skills during her time at xRapid.


xRapid team

Ghislain Nyamé

Head of Sales

After graduating from ESCEM Business School, Ghislain has held various Business Development and Business Analyst positions in Finance and Consulting firms. He is also an active member of the Microfinance group in the UK and the Africa technology business network.

xRapid team

Quentin Clayssen

Customer Relationship Manager

Quentin is a student at the University of Science of Nantes where he is studying biology. His primary expertise lies in molecular biology.

Constance Voisin

Brand Manager

Constance is a Sciences Po Lyon graduate and holds a second master degree in International Development of SMEs. Her primary expertise lies in market analysis and digital marketing.

xRapid team

Salomé Beaujouan

Community Manager

After her bachelor’s degree in Economics, Salomé started a master’s degree in EDHEC Business School. She is passionate about young and rapidly growing companies with innovative ideas.


xRapid team

Bill Young

Industrial Director

Bill  has over 35 years in the construction industry. Managing the construction of housing developments, multi-family unit developments, high-end residential homes, high-rise tenant improvement projects and the complete renovations of multi-floor corporate headquarters. He is the Director of Field Operations for Novo Construction, the sixth largest construction company in the San Francisco Bay Area, where he has overseen a number of significant projects, including the building of Twitter’s world headquarters, Indeed’s world headquarters, Google, Oracle, AirBnB and Apple. Bill has also worked in the asbestos abatement industry for 2 years.

xRapid's team

Rebecca Carrier

Head of Marketing

Rebecca has more than 25 years of experience in helping companies understand and deal with the complexity within their organisations. This includes aligning and developing their communications, building strategic capabilities, helping teams and groups to be more effective, and developing award-winning management training programs that support the strategy of the organisation. She has worked in multiple industries, including hi-tech, telecommunications, finance, and retail. She has also created award-winning ads for such companies as Wrangler and Buick, and has written for a number of publications, both nationally and internationally.