Software Engineer
Core
Design, implement, and optimize VoIP audio algorithms including adaptive jitter buffers, packet loss concealment, and codec pipelines for real-time meeting experiences.
Role type
Senior IC software engineer (real-time audio algorithms)
Builds
Real-time audio algorithms for Webex Media
Domain
Telecommunications / Real-time audio processing
Deliverable
production ML models
Required skills
C/C++, data structures, algorithms, design patterns, VoIP protocols, media streaming, adaptive jitter buffers, packet loss concealment, codec integration
Preferred skills
AI/ML for audio optimization, objective audio metrics (POLQA, PESQ), performance-sensitive code paths, A/B testing, prompt engineering
Technologies
C, C++, VoIP protocols
Responsibilities
Design and optimize VoIP audio algorithms, perform peer code reviews, automate development workflows, collaborate across teams
Seniority
Senior, hands-on IC