Fancode Interview Questions
The questions to prepare for Fancode interviews, across all roles. Questions from real interview reports rank first. Updated weekly.
Implement a collision-safe, resizable HashMap for Fancode live-match metadata using open addressing and linear probing.
Tests your understanding of async control flow and Promise-based programming in JavaScript.
Tests understanding of asynchronous execution, queues, and the event loop model in JavaScript.
Evaluates your ability to design and explain an automation framework for repeatable testing.
Assesses your architecture skills for building long-lived, scalable QA automation frameworks.
Evaluates your understanding of load testing signals and how you interpret them.
Evaluates your performance testing strategy for backend services under load.
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Tests how a candidate implemented Agile in practice, including leadership, stakeholder alignment, and ownership of team adoption.