Episode 11 70 minutes

Rails at Scale – With Adrian Marin

Key Takeaways from our conversation with Adrian Marin

Adrian Marin

Founder of AVO and Host of FriendlyRB

In this episode of Señors @ Scale, host Neciu Dan chats with Adrian Marin — founder of AVO and host of FriendlyRB — about Rails productivity, the magic of Ruby, and how the community continues to evolve through creativity and connection.

Main Takeaways from my conversation with Adrian:

💻 Rails is still absurdly productive.
Adrian once built a full startup app on a 10-hour flight with no internet. Rails’ scaffolding and conventions make it possible to ship at lightning speed.

🧠 Ruby’s elegance wins.
Everything in Ruby is an object — even nil. Its syntax is lightweight, expressive, and lets you focus on logic, not ceremony.

⚙️ Hotwire is Rails’ modern superpower.
Forget JSON APIs. Hotwire ships HTML directly from the server and lets you build dynamic UIs with minimal JavaScript.

🛠 AVO was born from real pain.
After years of building admin panels by hand, Adrian built AVO to give the Rails world a polished, Nova-style toolkit for internal apps.

🌍 Community keeps Ruby alive.
Through FriendlyRB, Adrian built a new kind of conference — dancers on stage, walking tours, and even a “Ruby Passport” that stamps every event you attend.

📚 Recommended Reads:

  • Your Music and People by Derek Sivers

🎬 Also in this episode:

  • The rise of Tailwind CSS and why it fits so well with Rails
  • How AI and LLMs are now excellent at writing Rails code
  • The culture of open source at Basecamp and within the Ruby ecosystem

Episode Length: 70 minutes of Rails stories, developer insights, and community lessons.

💡 More Recent Takeaways

Design Systems at Scale – With Stefano Magni (Preply)
Episode 16

Señors @ Scale host Neciu Dan sits down with Stefano Magni, Senior Front-End Engineer and Tech Lead at Preply, to unpack what it takes to build and measure a design system for a global learning platform. From managing technical debt and accessibility to driving a culture of public work and data-driven engineering, Stefano shares lessons from 15+ years in frontend development.

1 hour 4 minutes 📖 Read Takeaways
Reliability at Scale – With Bruno Paulino (N26)
Episode 15

Señors @ Scale host Neciu Dan sits down with Bruno Paulino, Tech Lead at N26, to explore what reliability really means in FinTech. From server-driven UIs and CI/CD pipelines to AI-assisted customer support and strict compliance, Bruno shares how N26 balances speed, safety, and developer experience to keep millions of users online.

1 hour 7 minutes 📖 Read Takeaways
WebFragments at Scale – With Natalia Venditto & Igor Minar
Episode 14

Señors @ Scale host Neciu Dan talks with Microsoft’s Natalia Venditto and Cloudflare’s Igor Minar about WebFragments — a new micro-frontend model that isolates JavaScript and DOM at the browser boundary, enables instant SSR through fragment piercing, and lets large teams ship independently without dependency lockstep.

1 hour 2 minutes 📖 Read Takeaways
Observability at Scale – With Erik Grijzen
Episode 13

In this episode of Señors @ Scale, host Neciu Dan chats with Erik Grijzen — Principal Software Engineer at New Relic — about building one of the first large-scale micro-frontend architectures, the rise of observability, and what technical leadership looks like across dozens of teams.

📻 Never Miss New Takeaways

Get notified when new episodes drop. Join our community of senior developers learning from real scaling stories.

💬 Share These Takeaways

Share:

Want More Insights Like This?

Subscribe to Señors @ Scale and never miss conversations with senior engineers sharing their scaling stories.