Position: VoIP Engineer for Kwebbl
Company: Daxx
Category: Sysadmin
Experience required: 3y

Daxx is looking for a VoIP Engineer to join the Kwebbl development team in Kyiv, partly remote!

Responsibilities:
- Developing new features and enhancements to existing VoIP services
- Responding to escalated support queries
- Maintain our VoIP network

Requirements:
- Protocols; SIP, RTP, SRTP, DNS
- 3+ years’ professional experience with an SBC (Kamailio/OpenSIPS)
- 1+ years’ professional experience with FreeSWITCH
- Debugging SIP applications with tools like tcpdump, wireshark, sngrep
- Monitoring tools experience such as Zabbix and Prometheus
- Git or similar version control

Will be a plus:
- Know your way in Linux
- Programming experience (any language)
- Docker
- Experience working with FreeSWITCH’s ESL
- Experience writing REST APIs, AMQP
- 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.