Linux Device Drivers.
C/C++ for small footprint Linux.
Serial Programming for Modems, Bluetooth, IrDA, GPS etc.
J2EE based Application servers and frameworks.
MS SQL Server, Oracle for back end programming.
Distributed systems, network applications.
AJAX enabled rich user interfaces.
Wireless sensor network, RFID.
GSM/GPRS, serial, TCP/IP communications.
Distributed systems and network programming.
(8/16/32) bit micro controllers.
EDA 3.2 for circuits & schematic design.
Protel and Eagle for PCB design.
KEIL for Embedded software development.
Auto Cad 14000/2006.