Amazon Software Engineer Interview Questions
Amazon Software Engineer interview questions typically assess both algorithmic craftsmanship and fit with Amazon’s culture. What’s distinctive is the dual emphasis: expect intense coding and problem-solving rounds (data structures, algorithms, complexity and correct edge-case handling), a system-design evaluation for more senior roles, and behavioral deep-dives tied to Amazon’s Leadership Principles. The interview loop often includes an online assessment or phone screen, followed by a multi-interviewer loop that features a Bar Raiser whose role is to ensure high hiring standards. Clear communication, tradeoff reasoning, and testable, clean code are repeatedly evaluated. For interview preparation, focus on three threads: timed coding practice on medium-to-hard problems with careful explanation of complexity and edge cases; concise STAR-format behavioral stories that map directly to Leadership Principles and show impact; and system-design sketches for senior levels that justify choices around scalability, availability, and cost. Run mock interviews to practice speaking clearly, articulate tradeoffs, and rehearse writing and testing code under time pressure. Recruiters will guide scheduling, but sustained, focused practice gives the best chance to demonstrate both technical depth and cultural fit.

"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."
Solve interval deletion and GCD subarray problems
1) Given n closed intervals [li, ri] on a number line, remove the fewest intervals so that among the remaining intervals there exists at least one int...
Answer Leadership and GenAI Behavioral Questions
Prepare structured behavioral interview answers for the following prompts. Use specific real experiences, quantify impact when possible, and be ready ...
Demonstrate Leadership Principles in Projects
Question This Amazon Software Engineer behavioral/technical screen asks you to demonstrate the Amazon Leadership Principles through concrete examples ...
Count partitions and equal-cost packages
Question Given a string itemCategories, count the number of ways to partition it into exactly two contiguous non-empty substrings (a prefix and a suff...
Design Thread-Safe Tagging and Bookstore Systems
System Design and OO Design (Onsite) Part 1: Thread-Safe Document–Tag Design Design object-oriented classes for documents and tags in a multi-threaded...
Implement array and tree traversal tasks
You are interviewing for a storage/infra-leaning role. Solve the following coding tasks and be ready to discuss time/space complexity and edge cases. ...
Find when failures started in log stream
You are given an array of log entries sorted by timestamp ascending. Each log entry contains: - timestamp (monotonic increasing) - status ∈ {OK, FAIL}...
Solve Shipping and Bundle-Cost Problems
Implement both of the following algorithmic problems. Problem 1: Minimum daily shipping capacity You are given an array weights of positive integers. ...
Answer Leadership and Collaboration Prompts
Prepare strong answers for the following behavioral prompts. Interviewers will likely ask follow-up questions about the customer impact, problem, acti...
Compute product excluding index without division
Given an integer array nums, return an array ans where ans[i] equals the product of all elements of nums except nums[i], without using division. Achie...
Design 2D DP on a DAG
Given a directed acyclic graph G(V, E) with N nodes, M edges, a designated source s, and an integer L, design a 2D dynamic program dp[u][k] that compu...
Implement DFS and tree algorithms
Part 1 (DFS on graph): Given an undirected graph with n nodes labeled 0..n-1 and an edge list, implement a function that returns all connected compone...
Find all pairs summing to target in sorted array
Given a non-decreasing array of integers nums and an integer target, return all unique pairs of indices (i, j) with i < j such that nums[i] + nums[j] ...
Design ride-hailing pricing with fairness and pooling
System Design: Ride-Hailing Pricing Engine Context Design a pricing engine for a ride-hailing platform that maximizes revenue while ensuring fairness ...
Find minimum days to deliver all orders
You manage N delivery centers labeled 1..N and an array orderCityList where each element is the destination city of one order (city IDs are in 1..N). ...
Count regions with DFS
Given an m x n grid of 0s and 1s, count the number of connected regions consisting of 1s using depth-first search (4-directional adjacency). Return th...
Answer Amazon Leadership Principles questions
Behavioral Interview Prep: Amazon Leadership Principles (Software Engineer, Onsite) Context You are preparing for a Software Engineer onsite behaviora...
Implement nested object path lookup
Implement a function get(obj, path) for a nested data structure composed only of maps and arrays. Path rules: - . accesses a map key - [i] accesses an...
Demonstrate leadership with STAR examples
Behavioral (STAR) Prompts for a Software Engineer Onsite Context You are preparing for a Software Engineer onsite behavioral and leadership interview....
Maximize capacity with primary-backup pairing
You are given n servers, where server i has memory capacity memory[i]. A valid system must contain an even number of servers. If the system contains 2...