Simone Carletti: Rails at the Center of DNSimple

Simone Carletti: Rails at the Center of DNSimple

From On Rails by Rails Foundation, Robby Russell

April 13, 2026 · 1h 46m · Season 2 · Episode 1

About this episode

Simone Carletti discusses the role of Rails in DNSimple's infrastructure and its use alongside other programming languages.

In this episode of On Rails, Robby is joined by Simone Carletti, CTO of DNSimple, where Rails has sat at the core of a globally distributed DNS platform since the company launched in 2010. Simone walks through how DNSimple's infrastructure is organized across three primary languages - Ruby on Rails, Go, and Erlang - each chosen deliberately for the role it plays: Rails powering the main application and API, Go handling the zone server, and Erlang running their custom-built name servers. He ex...

People in this episode

Host: Robby Russell

Guest: Simone Carletti

Topics covered

  • DNS
  • Ruby on Rails
  • Infrastructure
  • Technology
  • Software Development

Keywords

  • DNSimple
  • Rails
  • Ruby
  • Go
  • Erlang
  • Infrastructure
  • API

Mentioned in this episode

Organizations: DNSimple, Rails Foundation, Ruby on Rails, Go, Erlang

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