Oscar Health Software Engineer Interview Questions
The questions to prepare for a Oscar Health Software Engineer interview. Questions from real interview reports rank first. Updated weekly.
Implement an LRU cache using a hash map and doubly linked list to support O(1) get and put operations.
Oscar HealthUse dynamic programming to determine whether one string preserves the order of two interleaved Oscar Health messages.
Oscar HealthDesign a rate-limiter for a multi-tenant AI inference API that protects capacity, preserves fairness, and supports different customer tiers.
Oscar HealthTests distributed systems tradeoffs for scaling data across multiple instances.
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Tests data structure design and constant-time operation guarantees.
Oscar HealthEvaluates baseline SQL familiarity and comfort.
Oscar HealthUse LEFT JOINs, a CTE, and aggregation to summarize 2025 claims and completed payments for active Guidewire PolicyCenter policies.
Find Airtel subscribers with the third-highest January data usage using joins, aggregation, a CTE, and DENSE_RANK.
airtelUse recursive CTEs and anti-join logic to find active VLink employees without a current department.
VLinkTests data pipeline design for messy inputs, normalization, reliability, and traceability.
Oscar HealthTests system design for throughput, latency, reliability, and operational complexity in claims workflows.
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