Role

Backend Developer

Real interview questions with expert answers, plain-English explanations, and practical examples. (38 questions)

Amazon Backend Developer System Design

How would you design a distributed ride-sharing service like Uber or Lyft?

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Netflix Backend Developer API Design

How does Netflix design its APIs for high scalability and resilience in a microservices architecture?

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Tech Mahindra Backend Developer Concurrency

How do distributed locks work in a microservices environment, and what are their challenges?

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Atlassian Backend Developer API Design

How do you design an API that supports both synchronous and asynchronous operations, and what are the trade-offs?

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Netflix Backend Developer Message Queues

How do message queues enable asynchronous communication and decouple microservices, and what are the patterns involved?

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TCS Backend Developer System Design

How would you design a scalable microservices architecture for an online food delivery platform?

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Honeywell Backend Developer Caching

How do you decide what data to cache in a backend service, and what are the trade-offs of different caching tiers?

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Infosys Backend Developer Caching

Beyond LRU: how do different cache eviction policies impact system performance and data freshness, and when would you choose each?

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Salesforce Backend Developer API Design

When would you choose GraphQL over REST for an API, and what are the key considerations for each?

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Infosys Backend Developer Data Structures & Algorithms

When would you use a graph data structure, and what traversal algorithms are most suitable for different real-world problems?

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