Top 50 distributed systems Interview Questions
The most frequently asked distributed systems questions across all roles and companies, ranked by real interview frequency. Updated daily.
Search sorted distributed shards efficiently using range pruning, binary search, and parallel execution.
Walmart LabsSimulate a sharded distributed token bucket that enforces per-exchange API limits with deterministic request routing.
Jane StreetImplement cache-blocked matrix multiplication and explain how tiling supports high-performance and distributed execution.
AmazonAssign each request to the least-loaded worker using a min-heap and return the worker indices.
Simulate reliable API requests with fixed-window rate limiting, exponential backoff, retry handling, and structured error logs.
AtlassianAggregate per-tenant and global token limits across distributed LLM serving nodes with an out-of-order sliding-window algorithm.
Twin HealthUse maximum flow and minimum cut to identify capacity bottlenecks in a directed distributed-system graph.
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Rewrite a slow distributed event query using predicate pushdown, pre-aggregation, joins, and deterministic ranking.
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