Design an Online Auction System

Build the core of an online auction house. Sellers list an item for a set time, people bid it up, and when the time runs out the highest bid wins, as long as it reaches the seller's hidden minimum. Everyone involved hears what happened to them.

How the round runs

Hard · 5 stages · 5 questions · 60 min

~6 min

Requirements Gathering

lists

~3 min

Identifying Core Entities

cards

~14 min

Designing Classes & Relationships

diagram

~28 min

Code Implementation

code

~9 min

Deep Dives

code

Set up your round

Level

Interviewer

Duration

Junior · Standard · 60 min