IDT Corporation is looking for a remote **Senior VoIP Engineer** with a focus on Asterisk.
The team is building a cloud PBX solution based on Kamailio and Asterisk. We expect you to have strong problem-solving skills, be self-motivated, initiative, responsible.
Your daily duties will include implementing different sip proxy features using Kamailio SIP Server with respect to the high availability and scalability.
You are not limited to Kamailio. We welcome you to be involved in all parts of a large ecosystem built around Kamailio based on Asterisk, Java, Kafka, MySQL, Mongo, Terraform, Jenkins pipelines.
You will work with automated CI/CD processes and get a chance to improve your knowledge in SIP, cloud infrastructure, networks.
**We are looking for a person with**:
- Experience in Asterisk: you know what is UAC, UAS, PJSIP, channel, call park, blind/attendant transfer, followme, etc.
- 3+ years experience in coding using any language.
- Experience in Linux environment.
- Good level of English (B2 or higher).
Extra points for knowledge in:
- Lua table
- AMI/ARI
- app_*.c files
- RFC 3261
- $au, $dp, $fU, $rU, $tU, etc..
- Port 7724
- IGW, TGW, ACL, SG
- networkmode=host
**About us**:
IDTis - an American telecommunications company founded in 1990 and headquartered in Newark, New Jersey. Today it is an industry leader in prepaid communication and payment services and one of the world's largest international voice carriers. We are listed on the NYSE, employ over 1300 people across 20+ countries, and have revenues in excess of $1.5 billion.
Net2Phoneis a rapidly growing global provider of unified cloud communications solutions. It was named 'VoIP Supplier of the Year' by the Telecom Consulting Group in 2018. Its cloud communication solution provides an integrated communications suite featuring powerful collaboration tools such as voice, messaging, chat, unlimited domestic and international calling to 23+ countries. Net2Phone's commitment to TCG includes rapid quote turn-around, industry-leading SPIFFs, and evergreen residuals.
Application Question(s):
- 1) Do you have experience in Kamailio? Which kind of tasks have you performed ?
- 2) Do you have experience in implementing Asterisk dialplan using lua script?
- 3) Do you have experience fixing bugs in Asterisk/Kamailio source code?
- 4) How many SIP endpoints do you have in production?
- Are you comfortable with interviews and daily interactions in English?
- Please share your annual salary expectations in USD: