Skip to content

Explore

Questions Companies Concepts Guides Sign in

How it works Questions Companies Concepts Guides Pricing Sample scorecard

Interview questions

Find a company or topic. Read the sources, then practice.

Coding study plans Companies Design mock

Loading the question library…

Practice system design interviews out loud with an AI interviewer, a shared whiteboard and a scorecard for your level.

How it works Questions Concepts Questions by company Comparisons Technologies Guides Cheat sheet Sample scorecard FAQ Use it as an app Sign in Pricing About and how we write Terms and guidelines Privacy Policy Contact

© 2026 SysRound. SysRound is an AI practice tool. The AI interviewer and the AI feedback can be wrong. Use it for your own practice, not to hire people.

Interview questions by company and topic | SysRound

Search questions

CompanyType a name, then choose a company from the suggestions.

Question type

Difficulty

TopicType a topic, then choose one from the suggestions.

776 questions

Showing 101–125

System designMedium
Design a Notification System for Bursty Writes of 1M per Second
Companies: CoreWeave
Real-Time Systems · System Design
Last reported Sep 2026
Open workspace
System designMedium
Design a Strongly Consistent, Fault-Tolerant Database for Fleet Validation Data
Companies: CoreWeave
System Design
Last reported Sep 2026
Open workspace
System designHard
Design the Data Flow Behind a Food Delivery App's Restaurant List
Companies: Uber
System Design
Last reported Sep 2026

Page 5 of 32

System designMedium

Design a text-to-video GPU job scheduler with one GPU per task and fair queueing

Companies: OpenAI

Fault Tolerance & Failover · Job Scheduling & Workflows · System Design

Last reported Sep 2026

System designMedium

Design coffee-shop card payments with tips and nightly batch settlement at scale

Companies: OpenAI

System Design

Last reported Sep 2026

System designMedium

Design power grid device monitoring over an unreliable public internet

Companies: OpenAI

Fault Tolerance & Failover · Observability · System Design

Last reported Sep 2026

System designMedium

Design an Inventory Service: SQL Schema, Safe Stock Reservations and Analytics

Companies: Visa

System Design · System Design Fundamentals

Last reported Sep 2026

System designMedium

Design a Distributed Job Scheduler for One-Off and Recurring Jobs

Companies: Fluidstack

System Design

Last reported Sep 2026

System designMedium

Design a GPS Fitness Tracking App with Activity Uploads and a Friends Feed

Companies: Meta

System Design

Last reported Sep 2026

System designMedium

Design a workflow orchestration system that runs multi-step jobs reliably

Companies: Mercor

System Design

Last reported Sep 2026

System designMedium

Cloud Provider Design for Provisioning Resources Through Terraform

Companies: Apple

API Design · System Design

Last reported Sep 2026

System designMedium

Design a Product Catalog Ingested From Full Retailer Snapshots With Admin Overrides

Companies: Attentive

System Design · System Design Fundamentals

Last reported Sep 2026

System designMedium

Design a Scalable Error Message Counting Service

Companies: LinkedIn

Observability · System Design · System Design Fundamentals

Last reported Sep 2026

System designMedium

Design a Simple Message Queue Service Without an Off-the-Shelf Broker

Companies: Attentive

System Design

Last reported Sep 2026

System designMedium

Design a Wiki Crawler That Keeps Every Stored Page at Most Five Days Stale

Companies: Lyft

System Design · System Design Fundamentals

Last reported Sep 2026

System designMedium

Design a Job Scheduler for ML Training and Batch Inference on a Shared Cluster

Companies: Netflix

System Design

Last reported Sep 2026

System designHard

Design a Restaurant Seat and Table Reservation System

Companies: Toast

System Design · System Design Fundamentals

Last reported Sep 2026

System designMedium

Design Delayed (Scheduled) Tweet Publishing for Twitter

Companies: xAI

System Design

Last reported Sep 2026

System designMedium

Paying Dashers Reliably When the Payment Service Is Unavailable

Companies: DoorDash

System Design

Last reported Sep 2026

System designMedium

Design a Credit Card System: Authorization, Fraud, Bureau Reports, Limit Increases

Companies: Capital One

System Design · System Design Fundamentals

Last reported Sep 2026

System designMedium

Design an Enterprise AI Research Agent With Internal and Web Retrieval and Citations

Companies: Cohere

System Design · System Design Fundamentals

Last reported Sep 2026

System designMedium

Design a CI system that runs one million tests in ten minutes

Companies: Google

System Design

Last reported Sep 2026

System designHard

Design a Cloud IDE That Edits and Runs Code in Browser-Accessible Workspaces

Companies: OpenAI

Containers & Orchestration · Sandboxing & Isolation · System Design

Last reported Sep 2026

System designHard

Design an Online Multiplayer Chess Service with Real-Time Moves

Companies: OpenAI

Fault Tolerance & Failover · Multiplayer Game Systems · System Design

Last reported Sep 2026

System designMedium

Redesign an Existing Relational Database to Reduce Read Latency

Companies: Apple

System Design

Last reported Sep 2026