Ruby on Rails
1:02:55DHH at Rails World 2026: "Pencils Down" on Hand-Written Code and the Case for Total Optimism
DHH opened Rails World 2026 in Austin with a keynote about what AI agents mean for programmers, for 37signals, and for Ruby on Rails. He describes his own state of mind as "AI delirium" or "AI euphori
1:24:27Scaling Ingestion Without Breaking Customers: How Ascend Runs a Rails Monolith for Insurance Money Movement
In this episode of On Rails, host Robby Russell talks with Eddie Galindo, an engineering lead at Ascend, and Kagen Hearn, a senior software engineer there. Ascend builds software that helps insurance
42:36Code Is Cheap, Developers Still Aren't: Joanna Wang on Rails, Workflow Orchestration, and Going Fully Agentic at Sixfold
In this episode of On Rails, host Robby Russell talks with Joanna Wang, a senior software engineer at Sixfold, which builds AI underwriting tools for insurance teams. Wang came to Rails from Java and
1:23:11Aaron Patterson on Ractors, Faster Gem Installs, and Why He Can't Fully Trust AI-Written Code
In this episode of On Rails, host Robby Russell talks with Aaron Patterson, known online as Tenderlove, a senior staff engineer on Shopify's Ruby infrastructure team and a longtime member of both Ruby
1:07:35Ten Years of Rails at Phamily: Upgrades, Action Responders, SLA-Named Queues, and Tests as Theory
Bryce Harlan, a senior principal engineer at Jaan Health, has spent about ten years working on the Ruby on Rails platform behind Phamily. Phamily is a text-based care management tool that helps clinic
1:08:12Thirteen Years of Rails at the Auto Shop: How Shop-Ware Maintains a Mature Monolith With a Smaller Team
Shop-Ware makes software for independent automotive service shops. Its codebase started as a Rails app in 2013 and is still more than 90% Rails. On this episode of On Rails, host Robby Russell of Plan
59:39DHH on Basecamp 5, Agents, and Why Rails' Stability Matters More Now
Recorded the same week 37signals shipped Basecamp 5, this episode of On Rails has host Robby Russell asking David Heinemeier Hansson, the creator of Ruby on Rails and co-owner of 37signals, two relate
1:11:11Staying "As Rails as Possible": How Buzzsprout Runs a Large Podcast Host with a Tiny Team
Tom Rossi, co-founder of Higher Pixels, the company behind Buzzsprout, joined Robby Russell on On Rails to explain why the company stays as close to vanilla Rails as it can. Rossi's reason is pragmati
1:11:30Rails, Token Efficiency, and the New Risk on Developer Laptops: Jason Meller on On Rails
In this episode of On Rails, host Robby Russell talks with Jason Meller, founder of Kolide, now VP of Product at 1Password after the 2023 acquisition, and a board member of the Rails Foundation. The c
1:51:30Brian Scanlan on Running a 15-Year-Old Rails Monolith as an Agent-First Engineering Organization
Intercom runs a Rails monolith that is about 15 years old and contains millions of lines of code. It also describes itself as "technically conservative." In this episode of On Rails, host Robby Russel