About this episode

Brian Scanlan discusses Intercom's engineering philosophy and their use of AI tools.

In this episode of On Rails, Robby is joined by Brian Scanlan, Senior Principal Engineer at Intercom, where a 15-year-old Rails monolith with millions of lines of code sits at the heart of the business. Brian shares how Intercom's philosophy of being "technically conservative" has kept their engineering organization productive and focused on shipping product rather than managing infrastructure complexity, and on Intercom's all-in bet on Claude Code as their singular AI tool, now generating ov...

More episodes of On Rails

• Simone Carletti: Rails at the Center of DNSimple · April 13, 2026 · 1h 46m
• Jay Tennier: How Testing Platform Rainforest QA Tests Itself · December 9, 2025 · 1h 40m
• Kayla Reopelle: What Your Rails App Is Trying To Tell You · November 19, 2025 · 1h 2m
• Miguel Conde & Peter Compernolle: Inside Gusto’s Rails Biolith · November 3, 2025 · 1h 33m
• Alexander Stathis: Scaling a Modular Rails Monolith at AngelList · October 21, 2025 · 1h 29m
• Florent Beaurain: Optimizing Rails Tests at Doctolib Scale · October 7, 2025 · 1h 18m

Explore listener stats, chart rankings, contacts and more on the On Rails podcast page.