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Updated weekly · Last refresh Sep 24
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Spinny Backend Engineer Interview Questions

The questions to prepare for a Spinny Backend Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
System DesignStart here. 3 questions · ~33 min
Design Airline Seat BookingHard

Evaluates ability to design concurrent seat booking systems with consistency guarantees.

system designconcurrencymicroservicesSSpinny
Scale Video Streaming PlatformHard

Assesses system design decisions for large-scale streaming reliability and performance.

system designscalabilityarchitectureSSpinny
Design Hotel Booking APIHard

Tests system design skills for a booking API with correctness under concurrent requests.

api designscalabilityconcurrencySSpinny
2
More topics3 questions · ~33 min
Implement LRU CacheEasy
Practice

Problem Design a data structure that implements an LRU (Least Recently Used) cache. The cache should support the following operations: - get(key): Retrieve...

Hash TablesQueueLinked ListsSSpinny
Django Secure CRUD with RBACMedium

Evaluates secure backend implementation and authorization design using RBAC in Django.

SecuritySSpinny
Concurrency Under Same ResourceMedium

Assesses strategies for preventing race conditions and ensuring data consistency.

system designresource managementconcurrencySSpinny

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