We are looking for a Senior VoIP Engineer to join our multicultural infrastructure team of 10+ engineers in order to cover Voice infrastructure operations at the heart of the Diabolocom service. Infrastructure team participates in the design, deployment and operational maintenance of our international VoIP network that serves enterprise customers in more than 60 countries.
Our global VoIP network aims at providing the best-in-class voice quality and availability, through scalability, redundancy, automation, monitoring and connections with local telecom operators.
We also have our own telecommunications licenses in several countries (incl. France, German) and are expanding to match all countries where we have a local presence (Western Europe, USA, UAE + Asia and Brazil in the coming year).
In a context of strong development, Diabolocom is working on the evolution of its VoIP network, gradually building a global distributed network of POPs connected by a backbone spanning countries of presence across Europe, Asia, North America and soon Africa and South America.
In this context of strong development, we are looking for personalities capable of committing themselves to our existing and coming challenges!
At Diabolocom, you will have the following main missions:
Designing and building the voice network to increase performance (high availability, low latency) and automation (service delivery, testing, etc.)
Designing and managing our SIP interconnections with operators around the world making sure all of them are redundant, well balanced and have capacity margin
Voice reachability and quality monitoring and troubleshooting
Development of internal tools to automate common tasks and provide interfaces for other teams to make them autonomous
You are curious, passionate about technology, expert in VoIP, and always a source of proposals with commitment to drive them to completion
You are on the lookout for new technologies and are always ready to learn new things
You have an appetite to optimize and automate systems
You have the security of the infrastructure in mind
You are fluent in English, both written and spoken (our main working language)
You have excellent interpersonal skills and are not afraid to solve problems :)
You are driven by data and always try to back your hypothesis and ideas by the real data applicable for the case
You master most of the following technologies and methods:
VoIP protocols (SIP, (S)RTP, WebRTC)
Analysis and investigation (metrics, logs, traces)
Shell, Python, Golang scripting
Monitoring (netdata, prometheus stack, grafana)
Open Source Software: Kamailio, Freeswitch
Сurrent stack: freeswitch, kamailio, Oracle SBC, openSIPS, Asterisk, HEPIC/HOMER.
We offer a multicultural environment with teams in 8 countries across Europe, the USA and the UAE (and expanding)
We operate in a fast paced and technically demanding (real time, high load) cloud sector mixing application services and telecom
We are at a pivotal stage in our development with a significant acceleration of our growth
We offer opportunities to learn and grow
Great work atmosphere and regular company events: barbecues, team buildings…
Intro call with a recruiter
Tech interview with the VoIP team
Interview with Sergey, our CTO
At Diabolocom, diversity and inclusion are in our DNA. All qualified applicants will receive equal consideration for employment without regard to color, language, religion, sex, sexual orientation, gender identity, national or social origin, opinion disability, age.
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