Voxvalley Technologiesis a global leader in Cloud Communication technology, providing cutting-edge solutions that help businesses worldwide connect, communicate, and collaborate efficiently and reliably.
Exp:3-10Yrs
Location: Hyderabad
Required Skills
- Minimum4 years of experiencein VoIP or Voice Engineering; 4-6 years typical for Mid-level, 6+ years preferred for Senior.
- Proficiency inC/C++andLinuxsystems programming (POSIX APIs, pthreads, real-time scheduling).
- Strong understanding ofSIP, RTP/RTCP, SDP, and VoIP call flows, including SIP trunking and session negotiation.
- Experience with voice codecs such asG.711, G.729, Opusand real-time audio processing.
- Hands-on experience withMySQL,Redisand service design for low-latency access.
- Familiarity with cloud and container tooling:AWS,Docker,Kubernetes, andGit.
- Excellentdebugging, profiling, performance tuning, and problem-solvingskills; comfortable with observability and load-testing.
- Experience with network fundamentals (TCP/UDP, NAT, STUN/TURN/ICE) and troubleshooting tools (Wireshark, tcpdump).
Good to Have
- Hands-on experience withKamailio,OpenSIPS,PJSIP, orRtpProxy.
- Knowledge ofSBCs,NAT traversal, andSTUN/TURN/ICEmechanisms.
- Exposure toWebRTC,SRTP/TLS,GStreameror media frameworks.
- Experience with microservices architecture,Kubernetes, and CI/CD pipelines for production deployments.
- Familiarity with observability stacks (Prometheus, Grafana), and logging/alerting best practices.
