From Skeptic to Advocate: Scaling Effect at Vercel #4

In this episode of Cause & Effect, Johannes Schickling is joined by Dillon Mulroy, Domains Lead at Vercel, who shares his personal journey with Effect and how Vercel gradually adopted it across their Domains platform. Dillon explains why Effect feels like having superpowers for error handling, observability, testing, and more.

Whether you're skeptical or already experimenting with Effect, this conversation offers clarity, nuance, and inspiration. Enjoy!

Effect is an ecosystem of tools to build production-grade software in TypeScript.

• Website & docs
• Community & support
• Follow us on X (Twitter)
• Github

#Effect #TypeScript #Vercel #softwareDevelopment

Song: Dosi & Aisake - Cruising [NCS Release]
Music provided by NoCopyrightSounds
Free Download/Stream: http://ncs.io/Cruising
Watch: http://ncs.lnk.to/CruisingAT/youtube

• (00:00) - Intro
• (03:00) - How Vercel Adopted Effect
• (10:57) - Dillon’s background
• (16:27) - Effect DX
• (22:13) - Lessons from other stacks
• (25:18) - From Skeptic to Advocate
• (31:13) - Effect's Incremental Adoption
• (42:31) - Effect ≠ RxJS, Effect vs Ramda
• (48:24) - Effect's superpowers at Vercel
• (52:31) - Wrap-Up & What’s Next