Participation in the design and development of the Evorad Aurora Teleradiology platform (Java, Tomcat, mySQL, jQuery Mobile, Amazon EC2/RDS/S3).Designed and implemented a remote synchronisation solution for the Evorad RIS-PACS Server product (Java, SymmetricDS, Jython, SQLAlchemy). Maintenance of the Evorad Workstation and Evorad RIS-PACS products (Java).

Database and system administration (INGRES ΙΙ, AIX UNIX). Technical and network support for the Naval Training Command headquarters.

Designed, developed, and maintained the T3CL application programming interface (API) used for configuring the RSC (Remote Site Controller) family of controllers developed by inAccess Networks SA.Participated in the development of the high-level TEL3 Operating System running on the RSC family of controllers.Designed and developed a web site for the remote control and monitoring of the photovoltaic parks installed by a leading Greek energy company. Designed and developed a web application for using and configuring the Building Management System (BMS) installed in the inAccess Networks premises.Participated in the design and development of graphical interfaces for the control and monitoring of remote installations.Designed and developed tools for installing and configuring control applications running in RSC family controllers.Written technical documentation. Organized a number of customer training sessions.Developed a Python port for a Java library provided by a major mobile telecom operator for making payments using its billing system.