When 10,000 Software Engineers Work on the Same Code

Try the Stacking workflow: https://gt.dev/codingwithlewis How do software engineers at big tech companies like Google and Microsoft manage repositories with billions of lines of code? 🤯 See how thousands of developers collaborate and ship updates to hundreds of millions of users daily. In this video, we dive into techniques like virtual file systems, stacking, trunk-based development, merge queues, continuous integration, and continuous delivery. We learn how developer productivity tools like Graphite and Bazel enable rapid iteration at massive scale. Whether you're a solo developer or part of a huge engineering team, understanding these software development workflows can help you ship faster and more reliably. See how code review, testing, building, monitoring, and deploying happens behind the scenes at industry giants. MY DISCORD: https://discord.gg/VQ5t86TEuA MY NEWSLETTER 💌 https://thebetter.dev ------ CONNECT WITH ME ON SOCIAL 📸 Instagram: https://www.instagram.com/lewismenelaws/ 🎚TikTok: https://www.tiktok.com/@lewismenelaws 🐣 Twitter: https://twitter.com/LewisMenelaws — My gear 💻 https://liinks.co/lewismenelaws ----- Timestamps: 0:00 Intro 0:32 The Beginning 1:23 Working on Software 3:03 Stacking 5:21 Graphite 7:08 Trunk Based Development 8:25 Merge Queues 9:22 Continuous Integration 10:50 Continuous Delivery 12:32 Outro Sources/Inspiration: Why Google Stores 2,000,000,000 lines of code in a single repository: https://www.youtube.com/watch?v=W71BTkUbdqE Microsoft Windows Source code using VFS for Git: https://www.youtube.com/watch?v=g_MPGU_m01s Using BOTH Blue/Green and Canary: https://medium.com/trendyol-tech/blue-green-or-canary-why-not-both-d807bb804714 Merge Queues: https://www.uber.com/blog/bypassing-large-diffs-in-submitqueue/ Stacking: https://stacking.dev/