object oriented design Interview Questions

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Onsite (172)Technical Screen (162)System Design (78)Coding (60)Behavioral (22)Phone Screen (17)Onsite Interview (9)Hiring Manager (8)
Online Assessment (6)ML Foundation (5)ML System Design (5)Behavioral Interview (4)CS Foundation (3)HR Screen (2)Infrastructure Foundation (2)Coding Interview (2)ML Foundations (2)Web Foundation (1)System Design / Systems (1)System Administration (1)Manager Screen (1)Frontend Interview (1)CS Foundations (1)ML Interview (1)System Design / API Design (1)CS Fundamentals (1)System Design / Debugging (1)Onsite/System Design (1)Hiring Manager Interview (1)Frontend System Design (1)Onsite (Coding) (1)Distributed Systems (1)Take-home (1)
object oriented design
Amazon
Uber Eats
DoorDash

Amazon OOD Interview: Restaurant System with Custom Orders

Amazon OOD: design a scalable restaurant system with reservations, customizable pizzas, order processing, payments and staff roles. View approach & follow-ups.

Software Engineer, Backend EngineerMid Level
object oriented design
Bloomberg
Amazon
Shopify

Bloomberg OOD Interview: Design Online Bookstore System

Prepare for Bloomberg OOD interview: design an online bookstore with domain modeling, repository/service layers, inventory and order flows. Read sample designs.

Software Engineer, Backend EngineerEntry Level
object oriented design
Cisco
Google
Amazon

Cisco Object-Oriented Design: Customizable Chessboard

Practice Cisco OOD: design a flexible chessboard with customizable initial placement, move validation, and game-state tracking. Read implementation tips and follow-ups.

Software Engineer, Backend EngineerMid Level
object oriented design
Databricks
Spotify
Apple

Databricks OOD Question: Scalable Playlist System Design

Design a scalable song playlist system for Databricks interviews — learn data models, APIs, concurrency strategies, and performance trade-offs. Get actionable guidance.

Software Engineer, Backend EngineerMid Level
object oriented design
Home Depot
Lowe's
Ace Hardware

Home Depot Object-Oriented Design: Tool Rental System

Prepare for Home Depot OOD interviews: design a scalable Tool Rental System handling inventory, deposits, overtime fees, payments and receipts. See tips.

Software Engineer, Backend EngineerEntry Level
object oriented design
Microsoft
Amazon
Tesla

Microsoft OOD Question: Real-Time Car Simulation System

Design a scalable, low-latency real-time car simulation & monitoring system for Microsoft interviews. Learn architecture, observer/state patterns, concurrency, and testing.

Software Engineer, Backend EngineerMid Level

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