Senior Software Engineer
Current• Led the design and development of two critical subsystems of Control Protocol and Session Control and Resource Manager for the "Radisys Engage Media Server," a product used by over 200 telecom operators worldwide, capturing 70% market share and serving over 1.5 billion subscribers.• Developed real-time communication solutions, including HD voice and video conferencing, transcoding, fax, messaging, and more.• Worked on capability negotiation call flows using SIP, SDP, B2BUA, and advanced media negotiation protocols, enabling seamless WebRTC support (BUNDLE, ICE, DTLS, SRTP).• Implemented Media multiplexing (BUNDLE) support, optimizing network resource usage and enabling simultaneous transmission of various media types.• Designed and Implemented scalable Finite State Machine based Adapter framework to enable integration with voice biometry engine.• Enhanced port capacity per core by more than 80% by implementing Audio transcode bypass in B2BUA.