SIP Engineer
Core
Design, build, test, deploy, and maintain a distributed cloud-based VoIP platform, ensuring robustness, efficiency, and scalability for voice communications.
Role type
Senior IC SIP/VoIP Engineer
Builds
Cloud-based voice platform services and microservices
Domain
Telecommunications / Cloud Infrastructure
Required skills
VoIP protocols (SIP, RTP, RTCP, TLS, ICE, STUN, TURN, WebRTC), FreeSWITCH, Kamailio, OpenSIPS, RTPengine, Asterisk, Golang, Python, Bash, LUA, Terraform, Ansible, Kubernetes, Wireshark, sngrep, Homer
Preferred skills
Large-scale VoIP network design, Kubernetes operations (Helm/Kustomize, autoscaling), Call-quality tooling (MOS/RTCP analytics, jitter/loss monitoring)
Technologies
Kamailio, FreeSWITCH, RTPengine, Homer, Golang, Kubernetes, Terraform, Ansible, Google Cloud
Responsibilities
Optimize and troubleshoot FreeSWITCH and Kamailio configurations, Develop Golang-based microservices and containers, Monitor and analyze VoIP network performance, Troubleshoot signaling/connectivity issues and system outages, Implement observability for SIP/RTP flows, Partner with SRE/Platform teams to improve CI/CD and reliability practices
Seniority
Senior, hands-on IC
