Zillow Interview Questions

Zillow Interview Questions

Practice 8 real interview questions from Zillow. Covers Coding & Algorithms, Machine Learning, Behavioral & Leadership, ML System Design. For roles including Machine Learning Engineer.

8 Questions 1 Company11.08.2025
Showing 8 results
Role
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Zillow
Medium
Machine Learning Engineer

Write pseudocode for a ReAct-style loop

Coding prompt (pseudocode) Write pseudocode (does not need to compile) for a ReAct-style agent loop that alternates between reasoning and actions. Req...

Coding & Algorithms
5
0
64 people solved
Nov 8, 2025
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Zillow
Medium
Machine Learning Engineer

Explain challenges in training multimodal LLMs

Machine Learning discussion Answer conceptually (no code). Assume you are training or adapting a multimodal large model (e.g., text + image, or text +...

Machine Learning
8
0
61 people solved
Nov 8, 2025
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Zillow
Medium
Machine Learning Engineer

Design a chunking strategy for RAG

You are building a Retrieval-Augmented Generation (RAG) system that uses an LLM plus a vector database. Before creating embeddings and indexing docume...

ML System Design
9
0
75 people solved
Sep 24, 2025
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Zillow
Medium
Machine Learning Engineer

Explain why LLMs produce hallucinations

Large language models (LLMs) are known to "hallucinate"—that is, they sometimes produce fluent, confident answers that are factually incorrect or unsu...

Machine Learning
6
0
59 people solved
Sep 24, 2025
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Zillow
Medium
Machine Learning Engineer

Describe a recent project and your biggest challenge

Behavioral questions You have 5–10 minutes to answer, using a structured approach (e.g., STAR). 1. Self-introduction: Give a concise overview of your ...

Behavioral & Leadership
2
0
41 people solved
Nov 8, 2025
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Zillow
Medium
Machine Learning Engineer

Implement placeholder-based pattern matcher

Implement placeholder-based pattern matcher You are given: 1. A string s that may contain placeholders delimited by the % character. 2. A dictionary d...

Coding & Algorithms
1
0
32 people solved
Jul 18, 2025
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Zillow
Medium
Machine Learning Engineer

Implement k-th largest in a number stream

You are designing a small library to monitor statistics over a stream of integers. Implement a data structure that, given an integer k and an initial ...

Coding & Algorithms
2
0
29 people solved
Sep 24, 2025
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Zillow
Medium
Machine Learning Engineer

Find max min-plus-max over all subarrays

Find max min-plus-max over all subarrays You are given an array arr of n integers. A subarray is a contiguous non-empty segment of the array. For any ...

Coding & Algorithms
5
0
37 people solved
Jul 18, 2025
Zillow Interview Questions (Updated 2026) | PracHub