Scalable Video Conferencing Platform for Large-Scale Online Events

The client faces significant limitations in hosting large-scale virtual events due to load restrictions on popular WebRTC servers, impacting performance, reliability, and user experience during high concurrency scenarios involving hundreds of thousands of participants. They require a resilient, scalable system capable of supporting complex collaboration, multilingual interpretation, and seamless media content sharing.

A large organization or platform provider seeking to enable hundreds of thousands of participants in online events with robust, high-quality video and collaboration features.

• Design and implement a highly scalable, fault-tolerant video conferencing architecture capable of handling over 100,000 simultaneous participants.
• Ensure reliable delivery of high-quality video and audio streams globally with minimal latency.
• Develop versatile collaboration features including file sharing, in-session messaging, and event scheduling.
• Support multiple user roles with tailored access: presenters, attendees, and interpreters, each with specialized functionalities.
• Enable real-time multilingual interpretation with seamless switching between interpreters and language channels.
• Incorporate comprehensive media session management, including live event orchestration, participant invitations, and session control.
• Conduct rigorous performance testing to optimize CDN, database, and media server configurations for stability under load.
• Create an intuitive, plugin-free browser-based interface supporting large online events and extensive user interactivity.

• Intelligent autoscaling connected to real-time demand to dynamically allocate resources.
• Redundant media server architecture supporting multiple Kurento media servers via RTP protocol for load balancing and high availability.
• Scheduling and event orchestration tools for live virtual event management, including invitations and session controls.
• Multi-role access with different privileges: presenters, attendees, interpreters.
• Rich communication features: in-session messaging, Q&A management, and file sharing via virtual folders.
• Support for multiple simultaneous and consecutive interpretation channels, with seamless role switching.
• Automated performance QA processes including scenario testing, CDN and database tuning.
• Video recording capabilities for later playback and archival purposes.

• CDN services for streaming scalability
• Database systems for session management and user data
• Event scheduling and notification systems
• Language interpretation service components

• Ability to support over 100,000 concurrent users with consistent performance
• Low latency (<2 seconds) for audio/video streams worldwide
• High availability with fault tolerance and redundancy
• Scalable architecture to accommodate activity spikes without service degradation
• Secure data transmission and user privacy compliance

The implementation of this platform aims to enable organizations to host large-scale virtual events seamlessly, supporting hundreds of thousands of participants concurrently, with high-quality media delivery and rich interactive features. This will significantly improve user engagement, reduce technical barriers for large audiences, and position the client as a leader in large-scale virtual event hosting, similar to achieving stable, high-capacity streaming for massive audiences as evidenced by prior successful deployments.