https://hugolavernhe.com/ Recent content on Hugo Lavernhe Hugo en-us Mon, 28 Sep 2026 00:00:00 +0000 https://hugolavernhe.com/blog/call-transcriber/ Mon, 28 Sep 2026 00:00:00 +0000 https://hugolavernhe.com/blog/call-transcriber/ Five protocol-level bugs in a Go call-transcriber for Jitsi group calls: Deepgram timeouts, JVB reconnects, and what they teach about integration work. https://hugolavernhe.com/blog/webrtc-signaling-liveness/ Wed, 16 Sep 2026 00:00:00 +0000 https://hugolavernhe.com/blog/webrtc-signaling-liveness/ Closing a gap left open by horizontal scale-out: detecting a failed signaling instance, comparing two designs (a sweep vs. a heartbeat lease) on detection latency, false positives under a paused node, and steady-state cost. https://hugolavernhe.com/blog/webrtc-signaling-scale/ Mon, 07 Sep 2026 00:00:00 +0000 https://hugolavernhe.com/blog/webrtc-signaling-scale/ Load-testing a single-instance WebRTC signaling path to its actual ceiling, rewriting it around an explicit state machine, then scaling it horizontally with Redis across multiple backend instances. https://hugolavernhe.com/blog/gsoc-rewrite-jibri/ Thu, 20 Aug 2026 00:00:00 +0000 https://hugolavernhe.com/blog/gsoc-rewrite-jibri/ A Google Summer of Code 2026 project that moved Jibri from reaching into Jitsi Meet's internal application state to driving its public External API instead.