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🤫 celebrates

Cal Stephens

Airbnb iOS engineer; maintainer of Lottie, SwiftFormat and Airbnb's Swift Style Guide

EngineeringSwiftiOS
The work

What we are celebrating, specifically.

  • Led the Lottie 4.0 for iOS rewrite onto a Core Animation rendering engine, and maintains the widely used Lottie, SwiftFormat and Airbnb Swift Style Guide projects.
  • Authored 'Understanding and improving SwiftUI performance' on the Airbnb Tech Blog, sharing techniques for keeping SwiftUI features fast at scale.

Airbnb

Senior iOS Engineer · current

Works on iOS animation, SwiftUI performance and Swift tooling

Why

Why we celebrate them.

Cal keeps some of the most-installed iOS open source in the world humming, and then writes down what he learned so everyone's SwiftUI runs smoother.

Sources — their own pages, so you can check us

  • Airbnb Tech Blog · Announcing Lottie 4.0
  • GitHub · @calda
This page is yours

Cal Stephens, this belongs to you.

We built this from your public work because we think it deserves celebrating. You did not ask us to, so the only fair thing is that you decide what happens to it. Claim it and it is yours to edit. Ask us to change something and we will. Ask us to take it down and it is gone within 72 hours — free, no account needed, and nobody will try to talk you out of it.

Claim or remove this pageEveryone we celebrate