QXO

Staff Software Engineer

Implement a virtual queue for ticketing for sale websites

Staff Software Engineer

// "I'd like you to build a small inventory and order placement service. We have a catalog of products, each with some quantity on hand. // When a user places an order for a product, we need to decrement the inventory if...

Staff Software Engineer

// Given an m x n 2D grid of '1's (land) and '0's (water), return the number of islands. // An island is surrounded by water and is formed by connecting adjacent lands horizontally or vertically. // You may assume all fo...