1. 10 year's work experience as c/c++ developer in network & IT industry, including 5 year's experience in network security.2. High quality of coding.3. Experience of multiple threads, IPC, network programming, TCP/IP,UDP,SNMP and linux.4. Experience of working with Irish colleagues and third party vendors for Anti-Abuse, such as VadeAS, Kaspersky and Sophos.5. Experience of git, svn, cvs, gdb, and valgrind.6. Experience of STL, design pattern.