PubNub with Stephen Blum

Allen Wyma talks with Stephen Blum (x.com/stephenlb) about PubNub (pubnub.com). PubNub is a real-time communication platform and infrastructure-as-a-service company that is integrating Rust into their stack.

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Timestamps

• [@00:00] - Meet Stephen Blum, CTO & Co-founder of PubNub

• [@06:43] - Implementing Rust in PubNub’s infrastructure

• [@15:19] - Rust rewrite insights

• [@16:41] - PubNub’s hiring process

• [@19:35] - Discussing concurrency

• [@22:07] - Pros and cons of full vs partial Rust rewrites

• [@30:39] - Closing discussion

Other links

• RUSTAsia Conf 2025 (rustasiaconf.com/?utm_source=podcast&utm_m…)

Credits

Intro Theme: twitter.com/AerocityMusic

Audio Editing: Plangora (twitter.com/plangora)

Hosting Infrastructure: Jon Gjengset (twitter.com/jonhoo)

Show Notes: Plangora (twitter.com/plangora)

Hosts: Allen Wyma (twitter.com/allenwyma)