Juliette currently serves as Coordinator at the Geneva Graduate Institute's Research Center on Conflict, Development and Peacebuilding & Global Migration Center. This role covers the administration of the research centers, collaborating closely with various institutional services and project principal investigators.

Previously, she served as Secretariat Officer at the International Association of Public Health Institutes (IANPHI) in Paris, where she contributed to the legal and operational restructuring of the association, executive board operations, financial management, and partnership development with major global health organizations. Earlier experience includes working as a Strategic Operations Analyst at Novo Nordisk in Chile and undertaking various international volunteer roles in the French embassy in Nicaragua, as well as in governmental and non-governmental organizations across Mexico, Spain, Paraguay, and South Africa. In these roles, she contributed to cooperation projects across Latin America and Europe.

Juliette holds a Master's degree in Public Law, Administration, and International Politics from Pierre Mendès-France University in France, pursued further studies in Law and International Relations at Universidad de las Américas in Mexico and earned a Master's degree in European Union and Latin American Cooperation from Sorbonne Nouvelle University in France.