Zip Coding Interview Questions
These are the 11 Zip coding interview questions AceOffer has reconstructed from candidate reports, sorted by how often each was reported. Question/Answer/Condition Matcher (AST Composition Pattern) leads at 6×. Every question shows when it was last reported; the catalog refreshes monthly.
Part of the full catalog of Zip interview questions, covering every round.
Key facts
- •11 distinct coding questions indexed
- •35 candidate reports across those questions
- •Most reported: Question/Answer/Condition Matcher (AST Composition Pattern) — 6× (last seen April 2026)
- •Refreshed monthly · last updated October 2026
Which Zip rounds ask coding questions?
Zip draws coding questions from the rounds below. Counts are distinct questions, not times asked.
Most reported: Question/Answer/Condition Matcher (AST Composition Pattern) — 6×
Most reported: Furthest Building You Can Reach (Heap-based / LeetCode 1642) — 4×
Most reported: Cloud Storage System OOD Design — 1×
Which Zip coding questions get asked most?
Sorted by candidate-report frequency. Click any question for the full breakdown.
| Question | Round | Reported | Last seen |
|---|---|---|---|
| Question/Answer/Condition Matcher (AST Composition Pattern) The round. A practical coding round, not LeetCode style: you get an existing multi-file codebase for a form app and extend it.… | Coding | 6× | April 2026 |
| House Robber III (Tree DP with Choice Constraint) The round is one tree problem, then a forest of trees, asked on the first-round technical screen and at the onsite. Six… | Coding | 6× | February 2026 |
| Poker Card Runs and Sets Enumeration Two separately reported prompts share the "poker" name, so this page has two tabs, and Part 2 is not a follow-up to… | Coding | 5× | April 2026 |
| Furthest Building You Can Reach (Heap-based / LeetCode 1642) The phone-screen coding problem. Four reports. Three name it as LeetCode 1642, and two of those name a heap (one calls it… | Phone Screen | 4× | September 2025 |
| Translate/Validate HashMap Values with Nested Support The round is the first phone screen, an algorithm round, and it is one function the interviewer extends step by step. Three… | Phone Screen | 3× | February 2026 |
| Max Savings / Phrase Covering Maximum Words with Prefix Tree The later questions of a four-question technical phone screen (questions three and four in one report; the last question in the other… | Phone Screen | 3× | February 2026 |
| Open the Lock (LeetCode 752) The round is one problem with one graded follow-up, the first of Zip's two phone screens in the two reports that say… | Phone Screen | 3× | November 2025 |
| BFS Shortest Path with Moving Parade Obstacles The round is two graded parts in one phone screen (two first-hand reports, both rejected the next day). One report says it… | Phone Screen | 2× | March 2026 |
| React + Python CRUD Application Build a full-stack application with a React frontend and a Python backend that supports full CRUD operations (Create, Read, Update, Delete) and… | Coding | 1× | September 2025 |
| LRU Cache: Debugging ChallengeFree Debugging challenge — find the bug(s) in this LRU cache. You are handed a compiling LRUCache that does not satisfy its spec,… | Coding | 1× | July 2026 |
| Cloud Storage System OOD DesignFree Design and implement a cloud storage system using object-oriented design principles. The assessment is structured as 4 sequential levels of progressive difficulty,… | OA | 1× | July 2025 |
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