Lead Engineer – Real-Time Video Infrastructure

Job description

Stream powers real-time Chat , Video , Activity Feeds , and AI Moderation for billions of end-users across thousands of apps — from Strava and Bumble to eBay and Patreon. Our infrastructure processes millions of concurrent connections daily, and our developer-first SDKs let teams ship production-grade video calling and livestreaming in hours, not months. We're hiring a Lead Engineer to join our Video team — the group responsible for Stream's real-time video SFU, WebRTC infrastructure, and native SDK ecosystem. Our SFU is built in Go, using Pion, and backed by a global edge network we own and operate. This is a deeply technical leadership role: you'll spend 60–70% of your time writing and reviewing code, and the remainder on team leadership and customer-facing engineering. You'll start managing 2 engineers and grow into leading the full video team of 5–6. What will you do: Architect and evolve our Go/Pion-based SFU handling real-time video and audio traffic at global scale Build and improve our media pipeline supporting WHIP, WHEP, RTMP, SRT, HLS, and SVC codecs Work on bandwidth estimation, codec optimization (Opus, VP8/VP9/AV1), and low-latency delivery Expand our AI integrations...