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Recent Episodes
86: A Hard Cell: Engineering Ultra-Narrow Batteries for AI Glasses
Your smart glasses run all day on a battery narrower than your pinky finger and building it required reinventing how batteries are made. In this episode, Pascal talks to Karthik and Myuran, the…
85: Reel Friends: Building Social Discovery that Scales to Billions
You've probably spotted those little circles of your friends' faces popping up on Facebook Reels. They look simple enough, but building them was a proper engineering challenge. In this episode,…
84: Trust But Canary: Configuration Safety at Scale
Have you ever wondered how Meta makes config rollouts safe at scale? In this episode, Pascal sits down with Ishwari and Joe to discuss Meta's approach for propagating changes across services in…
83: Patch Me If You Can: AI Codemods for Secure-by-Default Android Apps
At Meta, even seemingly simple engineering tasks—like updating an API—become monumental undertakings when you're dealing with millions of lines of code and thousands of engineers, especially if the…
82: CSS at Scale with StyleX
It's not just Not Invented Here Syndrome. Some technologies like CSS simply don't scale if you're building some of the largest websites on the planet with thousands of engineers committing to the…
81: From Zero to Polish: Building Meta Ray-Ban Display
You've likely heard of Meta Ray-Ban Display by now — but what's it actually like to work on it? In this episode, Pascal talks to Kenan and Emanuel about the exciting features of Meta's First-Gen…
80: Lowering emissions with the Open Compute Project
In this episode, Pascal talks to Dharmesh J. (DJ) and Lisa about the vision for the open, scalable future of networking hardware for AI and to break down Meta's big announcements from the 2025 Open…
79: Building Android apps in Meta's monorepository with Buck2
How do you keep Android build times under control when your codebase spans tens of thousands of modules and millions of lines of Kotlin? In this episode, Pascal talks with Iveta, Navid, and Joshua…
78: Generating 3D Worlds with AI
Creating 3D assets can be daunting, but does it have to be? Mahima and Rakesh are on a quest to democratize 3D content creation with AssetGen, a foundation model for 3D. They discuss the challenges…
ARCHIVE: What it's like to write code at Meta
To not leave you without an episode for August, Pascal brings you an episode from the Archive. Back in August 2023 for Episode 55, Pascal spoke with Katherine and returning guest Dustin, two software…
77: How to build a generic neuromotor interface
Join Pascal as he explores the groundbreaking world of generic neuromotor interfaces with Jesse, Lauren, and Sean. Discover how these technologies enable control of devices with just a flick of the…
76: From C to Rust on Mobile
What happens when decades-old C code, powering billions of daily messages, starts to slow down innovation? In this episode, we talk to Meta engineers Elaine and Buping, who are in the midst of a…
75: Open-sourcing Pyrefly - A faster Python type checker written in Rust
Pyrefly is a faster, open-source Python type checker written in Rust, succeeding Pyre. But what prompted the rewrite and what besides the language choice ended up making it faster? Host Pascal talks…
74: Taking the plunge - The engineering journey of building a Subsea Cable
To ensure that everyone has access to resilient, high-speed and low-latency connections to Meta services, no matter where in the world they are, Meta makes large-scale investments into subsea cable…
73: Mobile GraphQL at Meta in 2025
Join Pascal and Sabrina on the latest Meta Tech Podcast episode as they discuss the evolution and future of GraphQL. From client-side consistency to innovative APIs, learn how GraphQL is making…
72: Multimodal AI for Ray-Ban Meta glasses
In this episode of the Meta Tech Podcast, host Pascal sits down with Shane, a research scientist at Meta, to explore the cutting-edge research behind Ray-Ban Meta glasses. Shane shares insights from…
71: Translating Java to Kotlin at Scale
How do you translate roughly ten million lines of Java code to Kotlin? Clicking in your the IDE gets pretty repetitive after a while and doesn't work if you have custom APIs and requirements for null…
70: Jetpack Compose at Meta
Introducing a new Android UI Framework like Jetpack Compose into an existing app is easy right? Import some AARs and code away. But what if your app has specific performance goals to meet, has…
69: To type or not to type — measuring productivity impact with DAT
Do types actually make you more productive or is it just more typing for you to do on the keyboard? That's just one of the questions we managed to answer at least on a small scale with Diff Authoring…
68: How to Build a Mixed Reality Headset
How do you build your own mixed reality headset from sketch to scale? That's exactly what Alfred Jones, VP of hardware engineering at Meta Reality Labs, discussed with host Pascal. From choosing the…
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Meta Tech Podcast has published 92 episodes since April 2018, covering topics in Technology.
Meta Tech Podcast is currently highly active with new episodes monthly. Average episode length is 40m.
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