- Google Inc., Mountain View, CA, May-Aug 20011.
- Software Engineering Intern, Ads Quality.
- Cozybit Inc., San Francisco, CA, 2006-2008.
- Mesh networking for the One Laptop per Child project.
- o11s: first opensource IEEE 802.11s draft-compliant mesh stack for the Linux Kernel, Merged in Linus' tree in release 2.6.26.
- Illinois Institute of Technology, Chicago, IL, Feb-Jul 2006.
- Slice Queue: cluster manager for medical images processing. Multiplied by 6 the utilized capacity of the department cluster. System still in use.
- BorgouNET, Parakou, Benin (West Africa), August 2006.
- Deployment of VoIP services, prepaid-card based wireless Internet access and extension of the program to remote areas.
- Enlace Hispano Americano de Salud, Urubamba, Perú, July 2004.
- Deployment of voice, email and remote login services on isolated villages of the Peruvian Andes to support health and education programs. The project included training of the final users.