What stack does Cash App use?

Cash App uses Kotlin and Java for their backend languages, Swift for their mobile language, React for their frontend, PostgreSQL and Redis for their databases, and Kubernetes for their devops. This combination of technologies allows Cash App to build and maintain their software efficiently.

Backend Languages used by Cash App

Kotlin

A modern programming language that makes developers happier.

Java

A versatile, object-oriented programming language for building robust applications.

Mobile Language used by Cash App

Swift

A powerful and intuitive programming language for iOS, macOS, watchOS, and tvOS.

Frontend used by Cash App

React

A JavaScript library for building user interfaces.

Databases used by Cash App

PostgreSQL

A powerful, open source object-relational database system.

Redis

An open-source, in-memory data structure store.

Devops used by Cash App

Kubernetes

An open-source system for automating deployment, scaling, and management of containerized applications.

Cash App