17: Hermes JS Engine Development with Marc
Play • 27 min

Every time we get to talk about an open-source project on our podcast, we couldn't be happier. This episode we have Marc to talk about Hermes, an open-source JavaScript engine, optimised for running React Native apps on Android. You can listen to Marc explain why it was necessary to build a JavaScript engine to support the needs of a particular framework and get a glimpse of the architecture and the design decisions behind it. Tune in now for episode 17! Please do send us feedback! You can reach us via email mobilepodcasts@fb.com, Twitter (@insidefbmobile) or Instagram (insidefbmobile).

Topics Discussed

Hermes: https://hermesengine.dev/ React Native: https://facebook.github.io/react-native/docs/hermes

  • Intro 00:05
  • Interview: Marc 00:57
  • Hermes Overview 02:25
  • Design Tradeoffs 07:01
  • Garbage Collector 11:56
  • Feature Omissions 15:36
  • Hermes Technical Design 17:35
  • Developer Experience 19:23
  • What's Next? 20:15
  • Using Hermes Without RN 21:32
  • Outro 22:28
  • Bloopers 00:25:50
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