Ruby’s New JIT

Ruby is about to get Way Faster

You Are Your Own Best Hype Person

Learn how to accurately and effectively advocate for yourself and grow in your career by recording your accomplishments.

Heads up, we’ve moved! If you’d…

Stop Using Servers to Handle Webhooks

Heads up, we’ve moved! If you’d like to continue keeping up with…

Deep Learning + Survival Analysis: Our Approach to Multi-Task Frameworks

Heads up, we’ve moved! If you’d like to continue keeping up with the latest technical content from Square please visit us at our…

Uncovering Inconsistent Keychain Behavior While Fixing a Valet iOS Bug

A few months ago, a developer sent the following error stack trace to Square from their iOS app: