Brex Tech Blog

Releasing Substation v1.0

Brex has released Substation v1.0, the next evolution of our cloud-native…

Announcing Substation

Meet Substation, an open source toolkit for creating highly configurable, no…

Debugging and preventing memory errors in Python

Building the Brex Security & Privacy Center

The Product Security Engineering team at Brex is excited to introduce our first…

How We Built a (Mostly) Automated System to Solve Credit Card Merchant Classification

How we built a probability of default model without default labels

We describe how we used cash…

Building the Threat Detection Ecosystem at Brex

Here’s our approach to building a threat detection…

Building Brex Instant Payouts

We recently launched Instant Payouts — a new feature that shortens the time it takes for our customers to…