Oracle Software Engineer Interview Questions
299+ questions from real Oracle Software Engineer interviews, reported by candidates.
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Questions
OCI | SMTS | 6 Years | Reject
Experience: 6 Years Education: BTech NIT Prior Experience: MNC Tech Screen Round : Questions around past experience and projects. https://leetcode.com/problems/word-break/description/ **Onsite Rounds Round 1: https://www.geeksforgeeks.org/palindrome-by-swapping-only-one-character/ https://leetcode.com/problems/house-robber/submissions/ Gave optimal working solutions for both. Round 2: https://leetcode.com/problems/group-anagrams/ Coded optimal working...
Round 1 : Online Assessment (26/08/2023) The online assessment consisted of 1 Coding Question, 20 MCQ\u2019s and 1 Question on API (100 Minutes) The coding question was easy-to-medium (strings and...
OCI | IC3 | Offer
I recently finished the onsite for OCI and thought about sharing my experience here. (Tech Screen) - This was 1 hour screening round and it started with some questions about my past...
Oracle OCI SMTS Interview Experience with 5 YOE System Design and Coding
YOE: 5 Applied on job portal and recruiter reached out to me. Screening round: - Discussion on the current project (40 mins) - Problem solving : https://leetcode.com/problems/avoid-flood-in-the-city/d
Recently I got chance to interview with OCI Networking Team. **Round 1: Screening** Coding: Reverse a linked list (Write end-to-end code). Find the intersection point of two linked lists. Networking &
I recently had a phone screen with Oracle for a Senior Software Engineer role and was asked the following question: "In a first-person shooter (FPS) game, players trigger actions like shooting, reload
we have many old services running in production for months or years with no new functional requirements. let's say there are 100 such services and now one oracle upgrade comes which while doing analys
First off, I'm admittedly a Java fanboy, although I did some little programming in PhP, Javascript, and Python, and looked at a bunch of others, I really cannot see languages the way I do Java. From t
Round 1: 1 26# (2) 25# can be decoded as azzy Round 2: 1944, a little more difficult, find the number of people each person can see on their left and right sides Round 3: Bar raiser, regular bq Round
Oracle Fulltime SDE Technical Phone Screen Interview Questions
This post was last edited by Anonymous on 2025-10-02 13:28. Giving back to the community, I'd like to share the Oracle phone interview questions I was asked this week: The following content requires a
**Candidate Profile & Context** * **Current Role:** SSE at Walmart (6 YOE). * **Target Role:** OCI KMS Team (Security Products Group, Tier-0 Service). * **Interview Round:** Screening (conducted by SM
**Candidate Profile** * **Current Role:** SSE at Walmart * **Experience:** 6.3 Years * **Interview:** Oracle Cloud Infrastructure (OCI), Workflow Team * **Round:** Screening (conducted by SMTS) **Beha
I completed a pre-screening for OCI in mid-September. Although the portal status remains at "Interview and Selection," I have not yet received any further communication. **Problem Statement** The task
Oracle SMTS Interview Experience for SDE 2 Level
**Oracle SDE 2 Interview Experience** **Screening Round** * **Problem:** LeetCode Medium involving a priority queue. * **Topics:** Java and Spring Boot fundamentals. **Round 1: Technical** * **DSA:**
**Role:** Principal MTS (PMTS) **Phone Screen (60 mins)** * **Behavioral:** Two questions. * **Coding:** Standard Binary Tree problem (completed in 5 minutes). * **System Design:** Metrics and Logging
The interview process for the Oracle IC-2 Backend Engineer role involved a comprehensive technical round focusing on project architecture, Kafka, system design, and algorithms. **Project Deep Dive** T
Oracle PMTS 2025 Screening Interview: BST & Parking System LLD
Post introduction, Interviewer asked 2 behavioural questions. Next, was **Kth Largest element in BST**. (similar to https://leetcode.com/problems/kth-smallest-element-in-a-bst/description/) Was able t
Oracle IC4 Technical Interview System Design and Coding Experience
Just bombed the technical screen so I'll share my experience. More system design heavy than DSA/Leetcode. Started off with some Star questions, describe a time you made a mistake and how you fixed it,
I had recently interviewed with Oracle for the position of IC4 at Oracle Health. - **Screening Round (30th Oct)** 1. What is OOPs? 2. Why is string immutable? 3. Serialization / Transient 4. Synchroni
Oracle | Phone screening round questions | compiled
Questions compiled from the discuss section of leetcode asked in oracle till date: 10-01-2025. ## https://leetcode.com/problems/subarrays-with-k-different-integers/description https://leetcode.com/problems/product-of-array-except-self * https://leetcode.com/problems/top-k-frequent-elements * https://leetcode.com/problems/data-stream-as-disjoint-intervals * https://leetcode.com/problems/valid-parentheses/description * https://leetcode.com/problems/convert-sorted-array-to-binary-search-tree * https://leetcode.com/problems/group-anagrams * https://leetcode.com/problems/subarray-sum-equals-k * https://leetcode.com/problems/confusing-number-ii/description * https://leetcode.com/problems/strobogrammatic-number-iii/description * https://leetcode.com/problems/two-sum * https://leetcode.com/problems/house-robber/description * https://leetcode.com/problems/first-missing-positive * https://leetcode.com/problems/design-search-autocomplete-system/description *...
What Oracle Looks for in Software Engineer Interviews
Oracle Software Engineer interviews are calibrated against the level and scope expected of the role. Across 299+ verified candidate reports on LeakCode, the consistent signals interviewers look for: clear problem decomposition before coding, explicit complexity reasoning, structured handling of edge cases, and the ability to articulate trade-offs between two reasonable approaches.
The discriminator between candidates who advance and candidates who do not is rarely the final correctness of the solution. It is the path to the solution: did you ask clarifying questions, did you state your approach before coding, did you handle edge cases without prompting, and did you communicate your reasoning throughout. Reports tagged "no hire" frequently cite a working solution with poor communication; reports tagged "strong hire" cite clear thinking even when the final solution was incomplete.
How To Use This Question Set
Real interview reports are a calibration tool, not a memorization target. Companies update their question pools every 2-4 months; memorizing exact problems risks misleading you when the interviewer uses a variant. The high-leverage use: identify the patterns that appear repeatedly in Oracle Software Engineer reports, practice those patterns on similar (not identical) problems, and use the reports to understand the interviewer's typical follow-up depth.
Filter the questions below by round type, difficulty, and recency. Focus first on reports from the past 6-12 months; older reports may reference questions that have since rotated out of Oracle's pool. Reports tagged with quantified difficulty (e.g., "medium-hard") are higher-signal than reports without difficulty tags.
Round-by-Round Expectations
Oracle Software Engineer loops typically span 4-6 rounds across phone screens and on-site or virtual on-site interviews. The structure varies by company: some run 1 recruiter screen + 1 technical phone + 3-4 on-site rounds; others run 1 recruiter screen + 1 OA + 4-5 on-site rounds. The recruiter screen is logistics and culture-light; the technical phone screen is medium-difficulty coding; the on-site loop covers coding, system design (at L4+ levels), and behavioral rounds.
Each round is designed to surface a specific signal. Coding rounds: correctness, code quality, complexity reasoning, communication. System design rounds: requirements clarification, design judgment, operational thinking. Behavioral rounds: ownership scope, leadership, ambiguity tolerance, conflict navigation. Strong candidates explicitly hit each signal dimension out loud during the round; weak candidates focus only on solving the prompt.
Common Interview Mistakes At This Combination
Reports tagged "no hire" at Oracle Software Engineer commonly cite: jumping into code without clarifying requirements, coding silently for 10+ minutes without verbalizing approach, missing edge cases (empty input, single element, very large input, overflow), and producing a working solution that the candidate cannot explain or refactor when probed. Strong candidates avoid these patterns by following a consistent template: clarify, verbalize approach, code with narration, test with examples.
Behavioral and design rounds have their own failure modes. Behavioral: stories that use "we" instead of "I" diluting individual signal, stories with no quantified outcome, defensiveness when probed about failure. Design: not asking clarifying questions, not stating requirements out loud, designing for a single server when the prompt clearly implies scale, ignoring operational concerns (deployment, monitoring, rollback). These show up in roughly half of Oracle Software Engineer interview retrospectives on LeakCode.
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