Wish Software Engineer Interview Questions
The questions to prepare for a Wish Software Engineer interview. Questions from real interview reports rank first. Updated weekly.
Find the length of the longest consecutive integer sequence in an unsorted array using a hash set in O(n) time.
WishExplain how to derive time and space complexity for a coding solution and justify the final Big O bounds.
WishCalculate Wish daily active users and next-day churn with deduplication, CTEs, joins, and date aggregation.
WishExplain SQL vs NoSQL trade-offs, including schema design, consistency, scaling, and query flexibility.
WishFind the top 3 customers in each region by transaction volume using joins, aggregation, and window ranking.
JPMorganChase
Silicon Valley Bank
NaviCompute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.
Gain Digital
TCS
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Design an end-to-end product recommendation system for a large e-commerce marketplace with strict latency and freshness needs.
WishAssesses your readiness across behavioral, algorithmic, and system design components.
WishAssesses your understanding of Wish's hiring process and how you prepare for each round type.
WishAssesses your foundational understanding of web systems and basic security concepts.
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