Co-designed and evolved overall software architecture for Crésus business management products, ensuring clean integration between multiple services and components. Defined service interfaces (APIs, protocols, data contracts) and promoted best practices for versioning, compatibility and releases. Led R&D in web technologies, real-time communication, cryptography, security and cross-platform development (Windows/Linux/macOS). Implemented CI/CD pipelines using GitLab, established quality assurance processes and collaborative workflows. Coached and trained colleagues, conducted UI/UX prototyping, supported teams in early design phases.

Founder & CEO at Cyberbotics Sàrl (Webots Software)

January 1, 1998 - Present

Created and maintained Webots, an open-source 3D robot simulator used by thousands worldwide in academia and industry. Distributed systems architect with multi-service, multi-platform desktop applications and cloud-based solutions. Managed 30+ industrial consulting and academic research projects; supervised 40+ EPFL student projects. Published 20+ scientific papers; organized 10+ international robotics programming competitions.

Founder & President at Association DirectDemocracy (e-voting app)

January 1, 2019 - December 31, 2024

Designed, implemented and deployed a fully decentralized e-voting system with REST APIs and JSON payloads. Conceived a state-of-the-art blind signature cryptography scheme for voter's anonymization. Created a cross-platform mobile app (iOS/Android).

Postdoctoral Researcher at EPFL (Swiss Federal Institute of Technology)

January 1, 1996 - January 1, 2005

Developed teaching materials including robot simulation and neural network simulations. Worked as teaching assistant in multiple laboratories (LAMI, ASL, LSL).