Practice the exact questions companies are asking right now.

"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"

"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"

"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."

"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."

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

"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."

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

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

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

"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."

"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."

"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."

"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."

"I recently cleared Uber interviews (strong hire in the design round) and all the questions were present in prachub."
"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."
Compute a Seven-Day Rolling Average Write one PostgreSQL SELECT statement or CTE query. Do not create, alter, or modify tables. Schema daily_metrics |...
You are asked to design a backend system for a game app store. The product is similar in spirit to an app marketplace but focused on games. Requiremen...
From Take-Home Script to Production: Python Trade-offs and Hardening a Data Job You are in a software-engineering interview at a quantitative trading ...
This question evaluates system design, technical ownership, communication, and leadership competencies, including the ability to explain architecture,...
This question evaluates skills in time-interval arithmetic, in-memory state management, and billing computation for delivery records, including handli...
This question evaluates understanding of reinforcement learning policy types and modern policy-gradient techniques (TRPO, PPO, GAE) alongside attentio...
Design the backend for a social app's news feed You are designing the backend that powers a mobile social app's home feed (a Twitter/Instagram-style h...
You are given an m x n grid. Each cell is either open or blocked: - grid[i][j] = 0 means the cell is open. - grid[i][j] = 1 means the cell is blocked....
Scenario Design a secure, Robinhood-like mobile/web application on AWS, with a deep dive into: 1. User profile management (account creation, authentic...
This question evaluates a data scientist's competency in experimental design, statistical power and sample-size estimation, metric definition and guar...
For typical easy–medium array and string problems, list the most important edge cases you would test (e.g., empty input, single element, duplicates, a...
Deep Dive: Past Project You Led or Owned Provide a thorough walkthrough of a project where you had ownership or leadership responsibility. Cover the f...
Frontend Debugging Plan: Incorrect DOM Attributes in an Unfamiliar Framework Context You join a team using an unfamiliar frontend framework. In the br...
A SaaS company offers a programmatic calling platform. Business customers (enterprises) integrate through an API: they submit a request to place an ou...
This question evaluates the ability to design scalable, low-latency geospatial lookup services under high update and query rates, assessing skills in ...
Be prepared for both of the following prompts: 1. Tell me about a major mistake you made as a software engineer. Explain the situation, the impact,...
An online assessment contains three independent programming tasks. Implement each function clearly and efficiently. 1. Compute coordinate bounds - ...
This question evaluates mastery of machine learning and statistical modeling concepts including class-imbalance strategies, loss function behavior and...
Question Where do you want your work to develop over the next two to three years? Explain the capabilities, scope, and kinds of problems you want to g...
Question What is your most meaningful recent accomplishment? Describe the situation, your contribution, the choices you made, and the evidence that th...