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Tech Interview Questions

Practice the exact questions companies are asking right now.

Questions
18.6k
Companies
980
Updated
11.12.2026
18.6k Questions 980 Companies11.12.2026
PLTCHK testimonial
PLTCHK

"I got asked a hardcore MCM DP question and I saw it on PracHub as well. Solved that question in 5 minutes. Without PracHub I doubt I could solve it in 5 hours. Though somehow didn't get hired, perhaps I guess I solved it too fast? /s"

_The_TaNk_ testimonial
_The_TaNk_

"Believe me i'm a student here jn US. Recently interviewed for MSFT. They asked me exact question from PracHub. I saw it the night before and ignored it cause why waste time on random sites. I legit wanna go back and redo this whole thing if I had chance. Not saying will work for everyone but there is certainly some merit to that website. And i'm gonna use it in future prep from now on like lc tagged"

Chris testimonial
ChrisSenior SWE, LinkedIn

"10 years of experience but never worked at a top company. PracHub's senior-level questions helped me break into FAANG at 35. Age is just a number."

sleepy33 testimonial
sleepy33

"I was skeptical about the 'real questions' claim, so I put it to the test. I searched for the exact question I got grilled on at my last Meta onsite... and it was right there. Word for word."

Jake testimonial
JakeSenior ML Engineer, Lyft

"Got a Google recruiter call on Monday, interview on Friday. Crammed PracHub for 4 days. Passed every round. This platform is a miracle worker."

nuggetlord testimonial
nuggetlord

"I've used LC, Glassdoor, and random Discords. Nothing comes close to the accuracy here. The questions are actually current — that's what got me. Felt like I had a cheat sheet during the interview."

Carlos testimonial
CarlosFull Stack, Shopify

"The solution quality is insane. It covers approach, edge cases, time complexity, follow-ups. Nothing else comes close."

boba.tea.vibes testimonial
boba.tea.vibes

"Legit the only resource you need. TC went from 180k -> 350k. Just memorize the top 50 for your target company and you're golden."

Andy testimonial
AndySWE-II, Google

"PracHub Premium for one month cost me the price of two coffees a week. It landed me a $280K+ starting offer."

couchpotato99 testimonial
couchpotato99

"Literally just signed a $600k offer. I only had 2 weeks to prep, so I focused entirely on the company-tagged lists here. If you're targeting L5+, don't overthink it."

Shruti testimonial
ShrutiData Engineer, Salesforce

"Coaches and bootcamp prep courses cost around $200-300 but PracHub Premium is actually less than a Netflix subscription. And it landed me a $178K offer."

midnightramen testimonial
midnightramen

"I honestly don't know how you guys gather so many real interview questions. It's almost scary. I walked into my Amazon loop and recognized 3 out of 4 problems from your database."

Bianca testimonial
BiancaFrontend Eng, Figma

"Discovered PracHub 10 days before my interview. By day 5, I stopped being nervous. By interview day, I was actually excited to show what I knew."

tambrahm007 testimonial
tambrahm007

"I recently cleared Uber interviews (strong hire in the design round) and all the questions were present in prachub."

toa testimonial
toa

"The search is what sold me. I typed in a really niche DP problem I got asked last year and it actually came up, full breakdown and everything. These guys are clearly updating it constantly."

PLTCHK testimonial
PLTCHK

"I got asked a hardcore MCM DP question and I saw it on PracHub as well. Solved that question in 5 minutes. Without PracHub I doubt I could solve it in 5 hours. Though somehow didn't get hired, perhaps I guess I solved it too fast? /s"

_The_TaNk_ testimonial
_The_TaNk_

"Believe me i'm a student here jn US. Recently interviewed for MSFT. They asked me exact question from PracHub. I saw it the night before and ignored it cause why waste time on random sites. I legit wanna go back and redo this whole thing if I had chance. Not saying will work for everyone but there is certainly some merit to that website. And i'm gonna use it in future prep from now on like lc tagged"

Chris testimonial
ChrisSenior SWE, LinkedIn

"10 years of experience but never worked at a top company. PracHub's senior-level questions helped me break into FAANG at 35. Age is just a number."

sleepy33 testimonial
sleepy33

"I was skeptical about the 'real questions' claim, so I put it to the test. I searched for the exact question I got grilled on at my last Meta onsite... and it was right there. Word for word."

Jake testimonial
JakeSenior ML Engineer, Lyft

"Got a Google recruiter call on Monday, interview on Friday. Crammed PracHub for 4 days. Passed every round. This platform is a miracle worker."

nuggetlord testimonial
nuggetlord

"I've used LC, Glassdoor, and random Discords. Nothing comes close to the accuracy here. The questions are actually current — that's what got me. Felt like I had a cheat sheet during the interview."

Carlos testimonial
CarlosFull Stack, Shopify

"The solution quality is insane. It covers approach, edge cases, time complexity, follow-ups. Nothing else comes close."

boba.tea.vibes testimonial
boba.tea.vibes

"Legit the only resource you need. TC went from 180k -> 350k. Just memorize the top 50 for your target company and you're golden."

Andy testimonial
AndySWE-II, Google

"PracHub Premium for one month cost me the price of two coffees a week. It landed me a $280K+ starting offer."

couchpotato99 testimonial
couchpotato99

"Literally just signed a $600k offer. I only had 2 weeks to prep, so I focused entirely on the company-tagged lists here. If you're targeting L5+, don't overthink it."

Shruti testimonial
ShrutiData Engineer, Salesforce

"Coaches and bootcamp prep courses cost around $200-300 but PracHub Premium is actually less than a Netflix subscription. And it landed me a $178K offer."

midnightramen testimonial
midnightramen

"I honestly don't know how you guys gather so many real interview questions. It's almost scary. I walked into my Amazon loop and recognized 3 out of 4 problems from your database."

Bianca testimonial
BiancaFrontend Eng, Figma

"Discovered PracHub 10 days before my interview. By day 5, I stopped being nervous. By interview day, I was actually excited to show what I knew."

tambrahm007 testimonial
tambrahm007

"I recently cleared Uber interviews (strong hire in the design round) and all the questions were present in prachub."

toa testimonial
toa

"The search is what sold me. I typed in a really niche DP problem I got asked last year and it actually came up, full breakdown and everything. These guys are clearly updating it constantly."

Showing 20 results
Applovin logo
Applovin
Hard
Software Engineer

Design UberPool matching with zero Manhattan detour

Design a ride-sharing (UberPool-like) system focused on matching and routing. You are operating on a grid where travel distance is Manhattan distance:...

System Design
3
0
69 people solved
Nov 3, 2025
Navan logo
Navan
Medium
Software Engineer

How to answer frontend video-screen behavioral prompts

You are in a ~15-minute asynchronous AI video screen for a Frontend Engineer role. You will record short responses that will be reviewed by the hiring...

Behavioral & LeadershipMotivation & FitProject Deep Dive
8
0
95 people solved
Oct 30, 2025
Walmart Labs logo
Walmart Labs
Medium
Product Manager

Deciding the Skill Mix and Roles for a Product Team You Lead

As a product manager, how do you decide what mix of skills, experience and roles your team should have? `hint Work backward from the charter Before na...

Behavioral & LeadershipMentoring & Team Growth
0
0
7 people solved
Apr 20, 2025
Amazon logo
Amazon
Medium
Product Manager

Product Design: Indoor Wayfinding for Large Multi-Floor Buildings

Design a digital map product that helps people find their way around the inside of a building. Decide which buildings and which people you would build...

Product Design & StrategyProduct SenseMetrics & KPIs
1
0
9 people solved
May 6, 2025
Instacart logo
Instacart
Medium
Product Manager

Walk through experiments you owned: hypothesis, test design, results and decision

In a product manager interview, you are asked to share a few examples of A/B tests that you planned and carried out. Choose your examples and walk thr...

Behavioral & LeadershipExperiment Design (A/B Testing)Experiment Analysis & Readout
1
0
9 people solved
Jul 12, 2025
Salesforce logo
Salesforce
Medium
Product Manager

Designing Video Features for Salesforce's Chatter Collaboration Feed

Chatter is the collaboration feed built into Salesforce, where employees post updates, comment, share files and follow the people, groups and records ...

Product Design & StrategyProduct Design & ImprovementPrivacy & Compliance
1
0
11 people solved
Apr 12, 2024
Instacart logo
Instacart
Medium
Product Manager

Instacart product improvement: picking a goal, a user and the changes to ship first

You are a product manager asked to make Instacart better. Choose what the improvement should achieve, decide which users you are designing for, propos...

Product Design & StrategyProduct Design & Improvement
0
0
6 people solved
Apr 15, 2024
Paramount Global logo
Paramount Global
Medium
Product Manager

Building a Streaming Experience That Adapts to US and Canadian Audiences

You are a product manager at Paramount Global. Design a streaming service product meant for viewers in both the United States and Canada, assuming cus...

Product Design & StrategyProduct SenseMetrics & KPIs
0
0
9 people solved
May 22, 2025
Vmware logo
Vmware
Medium
Product Manager

Cloud Drive Product Design: Target Segment, Sharing Flows, Security and Metrics

Design an online product that lets people store their files and share them with others. Decide who it is for, define what the first version must do, a...

Product Design & StrategyProduct SenseAuthentication & Authorization
0
0
5 people solved
Oct 10, 2025
TikTok logo
TikTok
Easy
Data Scientist

How do you choose a classification threshold?

Context You built a binary sentiment classification model (e.g., positive vs. negative) and need to deploy it in a product where actions depend on the...

Machine Learning
5
0
76 people solved
Nov 8, 2025
Microsoft logo
Microsoft
Medium
Product Manager

Working inclusively with a visually impaired colleague on a product team

A colleague you will work with closely on your product team is blind. How would you collaborate with them day to day so they can contribute fully? `hi...

Behavioral & LeadershipConflict & CollaborationAccessibility & Inclusive Design
0
0
7 people solved
May 28, 2024
Meta logo
Meta
Medium
Product Manager

New Blood Donation Feature: Product Design and Strategy from Discovery to Scale

You are a product manager on a health team. Propose a new feature related to blood donation, and define its product strategy end to end, from the firs...

Product Design & StrategyProduct SenseMetrics & KPIs
1
0
8 people solved
Jan 6, 2026
Airbnb logo
Airbnb
Medium
Product Manager

Product design for diners: improve the journey from choosing a place to paying

How would you make the experience of dining better for people? Decide where you would focus, then describe the product you would build. `hint Walk the...

Product Design & StrategyProduct Sense
1
0
10 people solved
Aug 11, 2024
Swiggy logo
Swiggy
Medium
Product Manager

Getting Help in a Home Emergency Through Alexa: Users, Escalation Flow and Metrics

You are a product manager working on Amazon's Alexa voice assistant. Design an emergency product built on Alexa and the Echo devices people already ha...

Product Design & StrategyProduct SenseMetrics & KPIs
1
0
9 people solved
Jul 29, 2025
LinkedIn logo
LinkedIn
Medium
Product Manager

Strategy analysis: what Intuit gained by buying Credit Karma

Intuit, the company behind tax and accounting software such as TurboTax and QuickBooks, acquired Credit Karma, a free consumer service known for credi...

Product Design & StrategyProduct StrategyGrowth & Monetization
1
0
12 people solved
Dec 29, 2024
DoorDash logo
DoorDash
Medium
Data Scientist

Analyze Customer Purchase Patterns Using SQL Query

orders +----------+-------------+-------------+------------+------+ | order_id | customer_id | order_value | order_date | city | +----------+---------...

Data Manipulation (SQL/Python)
4
0
34 people solved
Aug 4, 2025
Citadel logo
Citadel
Easy
Data ScientistIntern

Decide Whether an LSTM Is Appropriate for Sequence Data

You are considering an LSTM for a prediction problem with sequential observations. Explain what an LSTM is designed to capture, how you would prepare ...

Machine Learning
4
0
53 people solved
Aug 4, 2025
Figma logo
Figma
Medium
Machine Learning Engineer Locked

Design Feed Ranking and HTML Generation

This question evaluates the ability to design end-to-end machine learning systems for personalized feed ranking and for natural-language-to-HTML gener...

ML System Design
14
0
94 people solved
Mar 25, 2026
Google logo
Google
Medium
Product Manager

Google Glass Strategy If Unit Production Cost Falls to Ten Dollars

Suppose the suppliers that build Google Glass bring the cost of producing one unit down to \$10. As the product manager, what would you do? `hint Cost...

Product Design & StrategyProduct StrategyGrowth & Monetization
0
0
5 people solved
Jul 21, 2024
Uber logo
Uber
Medium
Software Engineer Locked

Bracket substrings matching any pattern

This question evaluates string manipulation and pattern-matching competency, including substring search, prioritization rules for leftmost and longest...

Coding & AlgorithmsString Algorithms
10
0
92 people solved
Jan 22, 2026
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