Amazon Software Engineer Phone Screen Questions
507+ questions from real Amazon Software Engineer Phone Screen rounds, reported by candidates who interviewed there.
What does the Amazon Phone Screen round test?
The Amazon phone screen typically lasts 45-60 minutes and evaluates core Software Engineer fundamentals. Candidates should expect 1-2 algorithmic problems, basic system design discussion at senior levels, and questions about relevant experience. The goal is to confirm technical competence before bringing candidates onsite.
Top Topics in This Round
Amazon Software Engineer Phone Screen Questions
Amazon Phone Screen
forecast = [{ "warehouse_id": "JAC", "date_time": 6, "forecasted_order_volume": 30 }, { "warehouse_id": "JAC", "date_time": 7, "forecasted_order_volume": 45 }, { "warehouse_id": "JAC", "date_time": 8, "forecasted_order_volume": 60 }, { ...
Amazon Phone Screen
After BQ question she give me this algorithm Decision Tree Design\uFF0C Implement three methods //\xA0 \xA0signal_value\xA0 \xA0\xA0 \xA0\xA0 \xA0\xA0 \xA0\xA0 \xA0\xA0 \xA0constant //\xA0 \xA0\xA0 \xA0\xA0 \xA0\xA0 \xA0\xA0 \xA0\xA0 \xA0\xA0 \xA0\xA0 \xA0X1 < 3 //\xA0...
Amazon Phone Interview
Given an n ary tree where each node values can be a string and find all the nodes that are included in the topological path from root to that given...
Amazon Phone Interview
Suppose you have a map of software packages and dependencies: A depends on B, C B depends on D, E, F C depends on F F depends on G H depends on I, J J depends...
Amazon Phone Interview
Amazon | SDE - 2 | 6.5 years of work experience Interview started with Introduction. Time alloted was 30 minutes. One coding question was asked as below: You are standing at position 0...
Amazon Phone Interview
Suppose you are to write an IDE plugin whose purpose is to display (print) the class hierarchy of a project. Implement a function that prints this class hierarchy in pre-order (root,...
Amazon Phone Interview
Swap one character to get Longest Repeated Character in a string. I got till time complexity of O(n2) is there a way for O(n) ?
Amazon Phone Interview
Was asked to design and code a word suggestion like in mobile. basically trie datastructure question
Amazon Phone Interview
Status: 8 yrs of experience with PhD in CS Top 50 CS school Position: SDE at Amazon Location: Palo Alto, CA Date: May 23rd, 2019 A very dry phone interview with the following question: Given...
Amazon SDE2
Status: Backend developer at Mobifly Ltd. Position: SDE2 at Amazon Location: Bengaluru, India #### Technical onsite round 1: 1. Past experience, what I am doing in current company 2. Algorithm question : \t\t...
Amazon SDE 1 Interview Experience
Backgroud: IT branch from Tier-1 College. Experience : 1.3 year experience (6 month internship included) Current company and Ctc : Top product based company; 15 lpa Online Coding Round : There were 2...
Amazon SDE1 Interview Experience
It was the round 1 of Amazon SDE1 interview, where I was asked to code LRU Cache Algorithm 1. First Question that he asked was to reverse a Linked List. 2. Second...
Amazon Phone Interview SDE2
Q: Find the smallest number of register bits needed to store a set of N variables given their sizes. \xA0 \xA0The target architecture has R small (64 bit) registers and S...
Amazon Interview Experience | On-Campus 2021
The whole process consisted of one coding round and 3 interview rounds. Due to covid, the whole process was virtual.Online Coding Round: It was conducted on AMCAT and it h...
Amazon on-site
Round 1: LP questions and the below - Given list of error code and time (503, 31536000), (503, 31536001), (400, 31536022), (500, 31536022) Return all error codes which occur more than N...
Amazon Luxembourg | SDE2
I interviewed for one of the teams at Amazon Lux, sharing my experience Round 1 : a. Tell me about a time you recieved a critical feedback? How was it?...
Amazon SDE New Grad Interview Experience
I had my SDE New Grad interview yesterday at amazon and very different than what I had planned for. I went in after completing the entire amazon explore card on...
Amazon | Frontend engineer 2 | Bengaluru | March 2022 [Offer]
Assessment Round 1. 8 mcq 2. build carousel Managerial round 1 and 2: It was majorly around past project, leadership principle, ownership. Technical onsite round 3: Interview was backend engineer at amazon He started with short introduction...
Amazon | SDE-1 | Bangalore
YOE: 1 year 8 months. Applied through Hackerearth Contest. Number of rounds \u2013 3 Round 1 \u2013 PS/DS (60 mins) 1. Basic Introductions 2. Some LP questions 3. https://leetcode.com/problems/longest-consecutive-sequence, Couldn\'t able to come up with optimal...
Amazon AWS Canada | SDE | Phone Interview
LP question: Tell me about a situation where you solved a very complex problem. Telephonic round question: https://leetcode.com/problems/design-snake-game/
What to Expect in the Amazon Phone Screen Round
The Amazon Software Engineer Phone Screen round has a specific calibration purpose distinct from other rounds in the loop. Across 507+ verified reports on LeakCode for this exact round type, the consistent expectations: clear scoping of the problem before diving into a solution, explicit reasoning about complexity, structured handling of edge cases, and the ability to discuss trade-offs between two reasonable approaches.
Reports tagged with the Phone Screen round at Amazon show recurring patterns in difficulty and topic distribution. The Phone Screen round is typically 45-60 minutes; the interviewer is calibrated against a specific rubric. The discriminator between candidates who advance and candidates who do not is rarely the final correctness of the answer. It is the path: did you clarify, did you verbalize your approach, did you handle edge cases, and did you communicate throughout.
How To Prepare for This Specific Round
Filter the questions below to the most recent reports (past 6-12 months). Questions tagged for this exact round type from this exact company at this exact role level are the highest-signal data available. Older reports may reference questions that have since rotated out of the company's pool.
Practice 4-6 representative problems from this set under timed conditions. The goal is not memorization (companies rotate questions); the goal is to internalize the patterns the interviewer typically reaches for and the depth of follow-up to expect. Reports on LeakCode also tag the typical follow-up depth at this round type, which is the discriminating signal between hire and no-hire calibration.
Phone Screen Round Timing and Format
The Phone Screen round at Amazon typically runs 45-60 minutes. Use the first 2-3 minutes to clarify requirements; you should never start coding or designing without verifying the input/output format, constraints, and edge cases out loud. Use the next 5-7 minutes to verbalize your approach before writing any code. The middle 20-30 minutes are implementation. Reserve the final 10 minutes for testing with concrete examples and discussing optimization or trade-offs.
Time budget discipline is one of the most reliable senior-vs-junior discriminators in this round. Strong candidates verbalize where they are in their budget out loud ("I've used about 20 minutes, I have 15 minutes left for testing and one optimization"). This signals engineering maturity to the interviewer and creates positive feedback they can capture in writing.
Common Failure Modes in This Round
Reports tagged "no hire" at Amazon Software Engineer Phone Screen commonly cite: coding silently without verbalizing approach, jumping to implementation before clarifying requirements, missing edge cases (empty input, single element, very large input), producing working code that the candidate cannot refactor when asked, and failing to test their solution with concrete examples before declaring done.
The single most predictive failure mode in 2025-2026 reports: not asking clarifying questions. Interviewers at all FAANG companies are explicitly trained to weight this dimension. Strong candidates ask 3-5 clarifying questions even on problems that look obvious; weak candidates dive into code immediately. The clarifying-question check is often the first signal recorded in the interviewer's notes.
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