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Interview questions by company and topic | SysRound

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21 questions

Showing 1–21

System designHard
Design a Payment System: Holds and Captures, Batch Charges, Reconciliation, Idempotency
Companies: OpenAI
Distributed Transactions & Idempotency · Payments & Ledgers · System Design
Last reported Sep 2026
Open workspace
System designHard
Design Power-Grid Device Monitoring over Unreliable Networks: Dedup and Late Events
Companies: OpenAI
Batch & Stream Processing · Distributed Transactions & Idempotency · System Design
Last reported Sep 2026
Open workspace
System designMedium
Design a Payment System That Charges Customers Through an External Payment Provider

Companies: OpenAI

Distributed Transactions & Idempotency · Payments & Ledgers · System Design

Last reported Sep 2026

System designHard

Design Durable One-to-One Web Messaging at Large Scale

Companies: Anthropic

Distributed Transactions & Idempotency · Real-Time Systems · System Design

Last reported Sep 2026

System designHard

Design Command Dispatch and Telemetry Reconciliation for Unreliable Devices

Companies: OpenAI

Distributed Transactions & Idempotency · System Design · System Design Fundamentals

Last reported Aug 2026

Practical engineeringMedium

Design a Time-Windowed GPU Credit Ledger

Companies: OpenAI

Distributed Transactions & Idempotency · System Design Fundamentals

Last reported Aug 2026

System designHard

Design a High-Throughput Payment Authorization and Settlement System

Companies: OpenAI

Distributed Transactions & Idempotency · Payments & Ledgers · System Design

Last reported Aug 2026

System designMedium

Design Online Chess Matchmaking and Clocks

Companies: OpenAI

Distributed Transactions & Idempotency · Multiplayer Game Systems · System Design

Last reported Aug 2026

System designMedium

Design a Payment Lifecycle from Hold to Charge and Settlement

Companies: OpenAI

Distributed Transactions & Idempotency · Payments & Ledgers · System Design

Last reported Aug 2026

System designMedium

Design a Payment Processor with Holds, Charges, and Network Batches

Companies: OpenAI

Distributed Transactions & Idempotency · Payments & Ledgers · System Design

Last reported Aug 2026

System designMedium

Design a Payment Orchestration System

Companies: OpenAI

Distributed Transactions & Idempotency · Payments & Ledgers · System Design

Last reported Jul 2026

Practical engineeringMedium

Count Machines and Recover a Distributed Tree Topology

Companies: OpenAI

Distributed Transactions & Idempotency · Fault Tolerance & Failover

Last reported Jul 2026

System designHard

Design a Payment Processing System with Exactly-Once Charging

Companies: OpenAI

Distributed Transactions & Idempotency · Payments & Ledgers · System Design

Last reported Jun 2026

System designMedium

Design an Offline Merchant Payment System with Reconciliation

Companies: OpenAI

Distributed Transactions & Idempotency · Payments & Ledgers · System Design

Last reported Jun 2026

System designHard

Design a Payment Processing System

Companies: OpenAI

Distributed Transactions & Idempotency · Payments & Ledgers · System Design

Last reported Jun 2026

System designMedium

Design a Payment Processing Service (Merchant to Payment Provider)

Companies: OpenAI

Distributed Transactions & Idempotency · Payments & Ledgers · System Design

Last reported Jun 2026

System designMedium

Design Video Generation Orchestration

Companies: OpenAI

Distributed Transactions & Idempotency · Job Scheduling & Workflows · System Design

Last reported Jun 2026

System designHard

Prevent Duplicate Request Processing

Companies: OpenAI

Distributed Coordination · Distributed Transactions & Idempotency · System Design

Last reported Apr 2026

System designHard

Design a payment system with holds and batching

Companies: OpenAI

Distributed Transactions & Idempotency · Payments & Ledgers · System Design

Last reported Mar 2026

System designHard

Design a scalable payment system

Companies: OpenAI

Distributed Transactions & Idempotency · Payments & Ledgers · System Design

Last reported Jul 2025

System designMedium

Design webhook, POI, chat, CI/CD, payments

Companies: OpenAI

Distributed Transactions & Idempotency · System Design · System Design Fundamentals

Last reported Jul 2025