Top 6
Prep plan
Updated weekly · Last refresh Nov 12eBay Full Stack Engineer Interview Questions
The questions to prepare for a eBay Full Stack Engineer interview. Questions from real interview reports rank first. Updated daily.
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Technical FundamentalsStart here. 3 questions · ~24 min
HashSet and Custom ObjectsMedium
Recently asked
Evaluates understanding of hashing, equals/hashCode contracts, and collection behavior.
eBayPromises and Event Loop in Node.jsMedium
Recently asked
Assesses understanding of asynchronous JavaScript, microtasks, and event loop scheduling.
node.jseBay
eBayBrowser URL Resolution PathMedium
Recently asked
Tests knowledge of client-server lifecycle, networking, DNS, TLS, and HTTP.
eBay2
More topics3 questions · ~24 min
Algorithm for Random Ad RecommendationsHard
Recently asked
Evaluates algorithm design, randomness, balancing exploration/exploitation, and performance considerations.
system architectureeBay
eBayRobust and Maintainable CodeMedium
Recently asked
Evaluates coding discipline, edge-case handling, and maintainability practices.
maintainabilityedge caseseBay
eBayAds Platform CRUD DesignHard
Recently asked
Tests system design skills with emphasis on data models, APIs, and scalability for ad tech use cases.
system architectureeBay
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