Dev Radar
Support
LiveUpdated 2026-11-05 18:08 UTC

What is involved in scaling up large, popular products at places like Slack and GitHub?…

What is involved in scaling up large, popular products at places like Slack and GitHub? We get an insider’s view on…

This is a dev post classified by AGK Intelligence as Careers & learning (a free resource), kept by the Dev Radar because it carries real work, not commentary.

What is involved in scaling up large, popular products at places like Slack and GitHub? We get an insider’s view on this from Maude Lemaire (@qcmaude), a principal engineer and author of ‘Refactoring at Scale.’ Timestamps: 00:00 Intro 03:15 Early years and path to software engineering 07:32 First job at Rent the Runway 09:17 The HipChat data leak 10:54 Joining Slack and the challenges of scaling 26:30 Load testing and thundering herds 32:29 Event floods 38:30 Evolving load testing at Slack 48:38 Joining GitHub in 2024 56:52 The challenges of the Rails monolith 1:02:26 How Maude uses AI 1:12:4

Posted by Gergely Orosz (366.3k followers) 2 h ago · 24 likes · 5.4k views · view the original post on X. Kept by the Dev Radar as Careers & learning. Tools mentioned: turbopuffer x Pragmatic Engineer, Antithesis, Entire.

More dev work like this

Every post is read and classified by AGK Intelligence: what it is, which market it belongs to, and whether the link is a real tool. 31.6k posts from 5k X accounts over the last 21 days, 9.4k tools, 12 markets. New posts are collected several times an hour and the full ranking is recomputed every hour — last update 2026-11-05 18:08 UTC. Full method.