This subject matter expert position requires driving critical engineering and architectural decisions while ensuring business requirements are met through constant analysis, testing, and development using expert-level proficiency with WebRTC, SIP, media streaming, TypeScript, JavaScript, Node.js, Networking, DevOps, Media Servers, AWS, and Communications Protocols. 5+ years of experience with WebRTC, real-time communication protocols, and proven expertise designing and scaling video platforms (SFU/MCU architectures, streaming protocols, STUN/TURN).