In this episode of Syntax, Scott and Wes talk with Ian Ramzy about ZipCall.io — how he built it, why, and some of the surprising choices he made along the way. Sentry - Sponsor If you want to know what’s happening with your errors, track them with Sentry. Sentry is open-source error tracking that helps developers monitor and fix crashes in real time. Cut your time on error resolution from five hours to five minutes. It works with any language and integrates with dozens of other services. Syntax listeners can get two months for free by visiting Sentry.io and using the coupon code “tastytreat”. Stackbit - Sponsor Build modern JAMStack websites in minutes. Stackbit lets you combine any theme, site generator and CMS without complicated integrations. Join the beta today by visiting stackbit.com/syntaxfm. Guests Ian Ramzy Show Notes 02:08 - Who are you and what’s your background? 05:34 - Why did you build this? 13:55 - What is it built in? Express server Web sockets 16:10 - Why is there no tooling? GetUserMedia WebRTC Twilio STUN/TURN/ICE infrastructure https://www.twilio.com/docs/stun-turn/faq VideoChat.peerConnection = new RTCPeerConnection({ iceServers: token.iceServers, }); 24:31 - How does your server deal with an influx of users? 27:11 - How do each of these features work? Auto-scaling video quality Text chat Screen sharing Picture in picture Live captions Loading animation No download required, entirely browser based Direct peer to peer connection ensures lowest latency Single use disposable chat rooms 41:32 - Have you looked into any of the recording APIs? Links ZipCall Zoom jQuery WebTorrent Heroku Adopter.js Figma ××× SIIIIICK ××× PIIIICKS ××× Ian: Notion Scott: Summoning Salt Wes: 4 Channel WiFi Momentary Inching Relay Self-Lock Switch Module Shameless Plugs Ian ZipCall Scott: All Courses - Sign up for the year and save 25%! Wes: All Courses - Use the coupon code ‘Syntax’ for $10 off! Tweet us your tasty treats! Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets