eBay interview questions

68 questions33 coding5 system design30 behavioral5 freeUpdated

This is every question in the eBay guide, in one list: 33 coding problems, 5 system designs and 30 behavioral questions, drawn from what candidates report about eBay interviews.

Each row shows the round it comes from and links to the lesson that works through it. 5 are free to read in full. The other 63 are Premium, and here you still see their round, difficulty and topic, so you know what you're walking into.

eBay coding interview questions

33 problems, in the order the guide teaches them. The 4 tagged OA are covered in the online assessment lessons. Each lesson gives the full problem, a worked solution and the follow-ups interviewers tend to add.

1Banking System: Four-Level BuildFreeOAMediumThe CodeSignal Assessment
2In-Memory Database: Records and SnapshotsFreeOAMediumThe CodeSignal Assessment
3Cloud Storage: A Four-Level BuildFreeOAMediumThe CodeSignal Assessment
4Merge Sale Windows on a ListingFreeOAMediumThe CodeSignal Assessment
5Premium medium problemCodingMediumTries, Grids & Sliding Windows
6Premium medium problemCodingMediumTries, Grids & Sliding Windows
7Premium medium problemCodingMediumTries, Grids & Sliding Windows
8Premium hard problemCodingHardTries, Grids & Sliding Windows
9Premium medium problemCodingMediumTries, Grids & Sliding Windows
10Premium hard problemCodingHardTries, Grids & Sliding Windows
11Premium medium problemCodingMediumArrays and Two Pointers
12Premium medium problemCodingMediumArrays and Two Pointers
13Premium medium problemCodingMediumArrays and Two Pointers
14Premium hard problemCodingHardArrays and Two Pointers
15Premium medium problemCodingMediumHeaps and Binary Search
16Premium medium problemCodingMediumHeaps and Binary Search
17Premium medium problemCodingMediumHeaps and Binary Search
18Premium medium problemCodingMediumHeaps and Binary Search
19Premium medium problemCodingMediumStacks and Linked Lists
20Premium easy problemCodingEasyStacks and Linked Lists
21Premium easy problemCodingEasyStacks and Linked Lists
22Premium medium problemCodingMediumStacks and Linked Lists
23Premium medium problemCodingMediumStacks and Linked Lists
24Premium medium problemCodingMediumStacks and Linked Lists
25Premium medium problemCodingMediumTrees, Graphs and Nested Data
26Premium medium problemCodingMediumTrees, Graphs and Nested Data
27Premium medium problemCodingMediumTrees, Graphs and Nested Data
28Premium hard problemCodingHardBacktracking and DP
29Premium hard problemCodingHardBacktracking and DP
30Premium hard problemCodingHardBacktracking and DP
31Premium medium problemSystem designMediumThe Low-Level Design Round
32Premium medium problemSystem designMediumDesign an Auction System
33Premium medium problemSystem designMediumDesign a URL Shortener

eBay system design interview questions

5 designs, each worked end to end in its own lesson, from requirements to the architecture and its trade-offs.

#Question
1Design a Price-Drop Notification SystemFree
2Design a Marketplace Service (Premium)
3The Low-Level Design Round (Premium)
4Design an Auction System (Premium)
5Design a URL Shortener (Premium)

A lock means the design is named here and its walkthrough is Premium.

eBay behavioral interview questions

30 questions, grouped by what the interviewer is testing. The lesson explains why each one gets asked and what a strong answer covers.

Impact and ownership (3)

All 3 are Premium

Customer focus (3)

All 3 are Premium

Helping a peer (3)

All 3 are Premium

Mentoring and leveling up (3)

All 3 are Premium

Conflict and disagreement (3)

All 3 are Premium

Self-awareness and growth (3)

All 3 are Premium

The project deep-dive (3)

All 3 are Premium

Everyday engineering judgment (3)

All 3 are Premium

What motivates you (3)

All 3 are Premium

Why eBay (3)

All 3 are Premium

Read the eBay behavioral questions

See all 68 eBay questions by name

Premium opens the 63 locked questions on this page, each with the full prompt and a worked answer, and every other lesson in all 100 company guides.

Common questions

How many questions are in the eBay interview guide?

68: 33 coding problems, 5 system designs and 30 behavioral questions. The guide was last updated in November 2026.

Which rounds do these eBay interview questions come from?

Of the 33 coding problems, 4 come from the online assessment, 26 from the coding rounds and 3 from the system design lessons. The 5 system designs and 30 behavioral questions come from the system design and behavioral rounds. Every row in the list carries its round, so you can start with the one you have booked.

Which eBay interview questions are free?

5 of the 68 are free to read in full, marked Free in the list. The other 63 come with Premium, which also opens all 100 company guides.