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.

5 questions

Showing 1–5

Practical engineeringHard
Batch-Apply Pillow Image Transforms, Then Parallelize: Processes vs Threads
Companies: Anthropic
Concurrency · Programming Languages
Last reported Jul 2026
Open workspace
Practical engineeringHard
Explain CPU-Bound vs I/O-Bound Work
Companies: Anthropic
Concurrency · Programming Languages
Last reported Jan 2026
Open workspace
CodingMedium
Implement compile-time function type verification
Companies: OpenAI
Programming Languages
Last reported Sep 2025
Open workspace

CodingMedium

Implement Python LRU cache with varargs

Companies: Anthropic

Data Structure Design · Programming Languages

Last reported Sep 2025

CodingMedium

Optimize C++ Performance with Provided Concurrency

Companies: OpenAI

Memory Management · Programming Languages

Last reported Sep 2025