Circle Software Engineer Interview Questions
The questions to prepare for a Circle Software Engineer interview. Questions from real interview reports rank first. Updated weekly.
Build a hollow ASCII rectangle for a Circle status display using boundary checks and string construction.
CircleConvert Circle payout times to minutes and find the smallest elapsed time since the latest completed payout.
CircleTests ability to design a consistent, audit-ready ledger under heavy concurrent writes.
CircleTests backend reliability skills for consistency, retries, and transactional failure handling.
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Tests data reconciliation design, correctness, and operational handling of mismatches across systems.
CircleTests database design skills for nested structures and performance under heavy transactional load.
CircleFind duplicate American Institutes for Research assessment submissions using a CTE, GROUP BY, HAVING, and joins.
American Institutes for Research
Macy'sRank Tesco products by Q2 revenue using a date-filtered join, aggregation, and RANK window function.
Find repeated Zomato order items using GROUP BY, HAVING, a CTE, and STRING_AGG.
ZomatoEvaluates your system design skills for a booking workflow with correctness and scalability.
CircleTests system design for event streaming pipelines across multiple blockchain sources.
Circle