FREELANCE
We are looking for 8+years experience in VoIP developer who is currently working as Remote and support us 8 Hrs per day as a bandwidth
Primary Skills : Kamilio , IMS (knowledge) Diameter (Knowledge)
- Good understanding of TCP / IP protocol stack and practical knowledge of VLAN / L3
VPNs
Very good knowledge on SIP / SDP protocol / RTP / SRTP / TLS protocolsMust have knowledge in OpenSIPS or KamailioMust have experience with C / C++ programming languageMust have knowledge in diameterExperience in MySQL, MongoDBKnowledge of IMS call flowStandard features of Enterprise Communication Servers (PBXs)Problem Troubleshooting and debugging techniquesReview work of resourcesGood in Written and verbal communicationNice to Have
Inter-process communication, API design, message queuesExperience in Freeswitch, AsteriskExperience in building any of softPBX, Voicemail, ACD, IVRS these applicationsExperience in any of the programming languages like Python, PHP, Javascript, JavaKnowledge of Linux / server administrationExperience in Linux and Linux commands line toolsFirewall, SecurityTools cmake, git