Coreweave Interview Questions
CoreWeave's 8 reported questions are unusually uniform: every one of them onsite, every one rated medium, so there is no easy warm-up and no notorious hard outlier. The subject matter tracks what the company actually runs, which is fleets of machines. Candidates report designing batch reboots across a machine pool, a question that quickly becomes about concurrency limits, draining work before a restart, and what happens when a node never comes back. A companion question asks you to query machines and mark them offline. A website monitoring service brings the familiar arguments about check frequency, false positives from a single probe location and alert deduplication. The coding side is lighter: tree operations with DFS and BFS, a tool that fetches and stores web data, and an OAuth-based migration client where token refresh and resumability matter more than the algorithm. Two of the eight came from Site Reliability Engineer interviews and the other six from Software Engineer loops, and that operations framing shows in what gets asked. Written walk-throughs cover six of the questions; two of them you can run.
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Design a Website Monitoring Service
Design a website monitoring service that checks customer websites, detects outages or high latency, and alerts users when their sites fail health chec...
Represent and Evaluate Boolean Predicate Expressions
Design a data structure to represent and evaluate predicates such as abc > 5 and (test < 8 or team > 9). Support comparisons, and, or, parentheses, an...
Design Tree Operations with DFS and BFS
Design an object-oriented tree class with several operations that require DFS and BFS traversal. Explain the node model, traversal APIs, and how you w...
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Design a workflow system that distributes tasks to human workers and tracks progress until completion. The system should assign work, prevent duplicat...
Design Batch Reboots for Machines
This question evaluates a candidate's competency in designing reliable, capacity-aware operational systems for large-scale machine management, includi...
Build an OAuth-based data migration client
Prompt Build a small command-line program that migrates records from a legacy HTTP API to a new HTTP API. Required steps 1. Obtain an access token usi...
Query Machines and Mark Them Offline
This question evaluates competency in interacting with RESTful HTTP APIs, JSON parsing and filtering, automation of operational workflows, resilient e...
Implement web data fetch and storage tool
Problem You are asked to implement a small program that retrieves data from a remote web service protected by token-based authentication, parses the r...