Senior Telephony/VoIP Engineer for a telecom provider (offline)
Project description:
TTNC is a multi-award-winning Communications Provider based in Chelmsford, Essex.
Founded in 2004, we provide Virtual Numbers, Call Management, Cloud PBX, SIP Trunks, SMS & Call Tracking Services to over 16,000 businesses that range from sole-traders and small businesses, through to large corporations and agencies.
TTNC started from a desire to put power and flexibility into the hands of the customer. We continue to put our customers first and ensure we provide a fair, honest service with no hidden surprises.
Responsibilities:
Leading the design and development of our telephony platform
Developing new features and enhancements to existing VoIP services
Responding to escalated support queries
Maintain our VoIP network
Monitor the network to ensure a high level of uptime
Monitor and analyse traffic usage pattern
Requirements:
3+ years’ professional experience with FreeSWITCH
3+ years’ professional experience with an SBC (Kamailio/OpenSIPS)
Experience working with FreeSWITCH’s ESL
Developing FreeSWITCH modules (ideally in LUA)
Protocols; SIP, RTP, SRTP, DNS
Debugging SIP applications with tools like Homer, tcpdump, wireshark, sngrep
Monitoring tools such as Centreon and Prometheus
Developing scripts in PHP
Databases (Mariadb, etcd, redis)
Git or similar version control
Good command of English
Will be a plus:
These skills would be nice to have but not essential.
Linux
Docker
Experience writing REST APIs
Firewalls and VPN
Daxx offers:
Direct cooperation with the customer
Dedicated HR / Client Manager
Competitive salary, medical insurance, 20 working vacation days
Regular corporate events, team buildings, etc.
TTNC is a multi-award-winning Communications Provider based in Chelmsford, Essex.
Founded in 2004, we provide Virtual Numbers, Call Management, Cloud PBX, SIP Trunks, SMS & Call Tracking Services to over 16,000 businesses that range from sole-traders and small businesses, through to large corporations and agencies.
TTNC started from a desire to put power and flexibility into the hands of the customer. We continue to put our customers first and ensure we provide a fair, honest service with no hidden surprises.
Responsibilities:
Leading the design and development of our telephony platform
Developing new features and enhancements to existing VoIP services
Responding to escalated support queries
Maintain our VoIP network
Monitor the network to ensure a high level of uptime
Monitor and analyse traffic usage pattern
Requirements:
3+ years’ professional experience with FreeSWITCH
3+ years’ professional experience with an SBC (Kamailio/OpenSIPS)
Experience working with FreeSWITCH’s ESL
Developing FreeSWITCH modules (ideally in LUA)
Protocols; SIP, RTP, SRTP, DNS
Debugging SIP applications with tools like Homer, tcpdump, wireshark, sngrep
Monitoring tools such as Centreon and Prometheus
Developing scripts in PHP
Databases (Mariadb, etcd, redis)
Git or similar version control
Good command of English
Will be a plus:
These skills would be nice to have but not essential.
Linux
Docker
Experience writing REST APIs
Firewalls and VPN
Daxx offers:
Direct cooperation with the customer
Dedicated HR / Client Manager
Competitive salary, medical insurance, 20 working vacation days
Regular corporate events, team buildings, etc.
About Daxx
Daxx is a Netherlands-based software development and technology consulting company with more than 20 years of experience and over 450 experts on board. We build dedicated teams to help fill technological and expertise gaps for international clients.At the end of 2020, Daxx became a part of Grid Dynamics Group — a US-based technical service and consulting group of companies with a strong presence in the Eastern Europe region. Within the Grid Dynamics Group, Daxx continues to bring innovation and progress to tech businesses around the world.
We offer value-added services to our clients which include quality control, security testing, and process and technical consulting. So far, Daxx has helped more than 300 companies set up, manage, and retain their remote development teams in Ukraine.
Company website:
https://jobs.daxx.com/
DOU company page:
https://jobs.dou.ua/companies/daxx-group/
The job ad is no longer active
Job unpublished on
25 October 2021
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