I worked with similar audio projects, and have following experience.
Experience in C, C++. (10yrs)
Linux /Unix Driver Development and C Programming. (3yrs)
Experience in ARM programming , SoC projects. (3yrs)
Porting games to Mac OS , Linux (1yrs)
Porting kernel driver to BeOs (1yrs)
Middle ware driver for 7 different Voice card vendor includes Dialogic , NMS , Donjin , Pika , Synway, Sangoma,Ai-logics,etc (6yrs)
Experience in developing Voip protocol stacks like SIP , H323. (3yrs)
Good experience in research, study new topology and Debugging.
Experience in reverse engineering proprietary protocol stacks.