What I Learned Tracking 5 Realtime Moderator Signals in a Node.js Voice Lobby
Short answer: for realtime moderator disconnects in a gaming voice lobby, correlate observability signals across transport, session ownership, and f…
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Benchmarking Voice AI for Engineering Screening: How We Achieved 94% Correlation with Senior Human Interviewers
When automated hiring platforms claim "expert-level candidate evaluation," engineering leaders remain skeptical. LLM-based evaluators are notoriousl…
EP04: Transport showdown — RTMP / SRT / WHIP
Episode 4 of 20 in the **PPCDN Low-Latency Live Streaming Course * — building a self-hosted, low-latency live-streaming CDN from protocols to global…
Native incoming calls in React Native: CallKit on iOS, full-screen calls on Android
From the Streaming CDN team. The original, kept up to date, is at streaming-cdn.ewin888.com/guides/react-native-incoming-call-screen . A calling app…
Go live from OBS to the browser in under a second with WHIP
From the Streaming CDN team. The original, kept up to date, is at streaming-cdn.ewin888.com/guides/obs-whip-webrtc-live-streaming . WHIP (WebRTC-HTT…
I built a chat app solo — rooms, voice/video calls, E2EE, and in-room games
I didn't want to build another messenger. There are plenty. What I wanted was a place where you walk into a room built around a shared interest — mo…
Building a Zero-Middleman Peer-to-Peer Remote Desktop using WebRTC and Native OS APIs
Abstract Most traditional remote desktop solutions operate on a client-server relay paradigm: every desktop video frame and every mouse movement is…
Как мы подружили WebRTC с Asterisk: детективная история одного звонка
Задача звучала невинно: два браузера, кнопка «Call», голос в обе стороны. Под капотом — Asterisk 22 в Docker, Coturn, JsSIP и SIP поверх WebSocket.…
What breaks when you self-host a TURN server (coturn — symptom, cause, fix)
The first article in this series was the traps inside the code. The second was the layer underneath — the candidates that lie, the UDP firewall nobo…
WebRTC works on your laptop. Here is what breaks when you put it on a server.
The first article in this series covered the traps inside the code — the Pion v4 API changes, the SSRC rewrites, the renegotiation timing. This one…
Realtime Audit Signals for Voice Lobby Fan-Out (and Why Delivery Evidence Matters)
For a gaming voice lobby, the least complex design that still gives operators trustworthy evidence is a small audit stream beside the media path: em…
qrdrop: what 'no server' forces you to build
"No server" sounds like a feature you'd put in a bullet list. It isn't one. It's a constraint, and constraints don't hand you good decisions — they…
The Next Person Should Not Inherit Your Beauty Filter: Build a Reset-Safe Tencent RTC Camera Booth
A shared camera experience at a hackathon, community event, or creator booth has an awkward failure mode: the next participant can inherit the previ…
A Practical Framework for Testing AI Voice Agents Before They Hit Production
If you've shipped a conversational AI voice agent, you already know the demo always works. Quiet room, good mic, patient tester. The real test start…
How We Solved 360 Video Streaming & Real-Time Uploading for iOS Devices
When building real-time media applications—especially in high-stakes environments like remote exam proctoring—supporting mobile devices comes with a…
Playwright + Chromium: 1 Script Replaces 2 Manual Testers for WebRTC Video Call E2E
If you've ever watched a QA engineer press "call" on one laptop, walk across the room, and press "answer" on a phone before the ringing stops, you a…
Building Production Voice AI Agents: Latency, Architecture, and What Nobody Tells You
Originally published on prodinit.com Key Takeaways Sub-300ms end-to-end latency is the human-conversation threshold for voice AI. The latency budget…
The Hardest Part of Building an AI-Powered WebRTC Platform Wasn’t WebRTC
I spent the last few months building SkyMeetAI — a video conferencing platform that watches participants' faces and listens to their voices in real…
Как я сделал групповые звонки в React Native мессенджере: WebRTC, CallKit и грабли production'а
Это третья статья из серии про инженерные решения в ONEMIX — моём мессенджере на React Native. В первой я разбирал трёхуровневый кэш сообщений, во в…