Engineering

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

Migration from Self-managed Kafka Cluster to Amazon MSK

TL;DR

Building backend services with Kotlin

Programming language selection can be subjective and often…

Building Brex Instant Payouts

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

Using Real-time Log Data for Fraud Detection

This article aims to act as a helpful resource for other…

A Transaction’s Journey through Brex

Brex is re-imagining B2B financial products, starting with a corporate card for technology…

Move Fast, Reliably

Brex has grown a lot over the last year, how do we ensure we’re delivering on our…

Building the Brex Accounting API

Brex’s diverse customers use a variety of software tools to run and…