Oracle Data Engineer Interview Questions

8+ Oracle Data Engineer interview questions drawn from real candidate reports. Sources include 1Point3Acres, Blind, Glassdoor, Reddit, and LeetCode. Questions span every stage of the Oracle Data Engineer loop: OA, phone screen, system design, behavioral, and onsite coding.

What to Expect in the Oracle Data Engineer Interview

The Oracle Data Engineer interview process typically runs 4 to 6 rounds depending on seniority level. Based on candidate reports in the LeakCode database, the loop usually includes a resume review, an online assessment or coding phone screen, one or more technical rounds, a system design round (for senior and above), and a behavioral or values round.

Difficulty skews toward medium and hard LeetCode-style problems in the coding rounds. System design questions test breadth (component selection, scaling, trade-off reasoning) more than deep implementation. Behavioral questions are tied to the company's stated values and principles.

Oracle Data Engineer Questions (Sample)

Oracle Health | SDE2 | Feb 2025 | Down-leveled to SDE1(IC2)

system design 2025 leetcode

Pre-Screen(Nov 2024): 1. Given an array, build a BST which has minimal height. 2. Follow-up: how to verify if the above generated tree is valid? - recruiter mentioned feedback(within 2 days) was positive,...

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Oracle Interview Experience (OCI) | IC3 | 4+ Years Experienced

phone screen easy 2025 gfg

Oracle Screening Round 1. Project Discussion.2. Inner join vs Outer join.3. What is Indexing, how it works and its disadvantages?4. How you authenticate third party user i...

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ORACLE IC2 (Applications Engineer) Interview Experience

oa easy 2024 leetcode

Round 1 Hackerrank OA ~ 1 hour \t- one medium dsa , couples of questions on trees and some aptitude Round 2 (onsite oracle bangalore office) duration ~2 hours \t- project and experience...

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Oracle OCI | SMTS | Interview Experience

recruiter easy 2024 leetcode

Hi Leetcoders, I have 3.5 years of experience [Service], I recently interviewed at Oracle OCI for SMTS role (Location : Bengaluru, India). I applied on the Oracle\'s careers page and got...

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Oracle DBaaS | Senior Software Developer | Bengaluru | Dec 2023 [Passed]

phone screen 2024 leetcode

Status: IN3, Walmart Global Tech, Bengaluru - 6yrs overall experience Position: Senior Software Developer at Oracle Location: Bengaluru, India Date: Dec, 2023 Round 1: Introduction: The interviewer asked about my current work, reasons for wanting...

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Oracle | IC2| Bangalore|Offer

oa easy 2022 leetcode

Recently, I was contacted by Oracle Recruiter for SDE2 Position. I currently have 2.6 Years of Exp. There were total 6 rounds scheduled. Last round is bartender round which was optional...

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Oracle | Associate Software Engineer | Bangalore | July 2022 [Offer]

phone screen easy 2022 leetcode

I\'ve been part of the LC community for more than 3 years now and hence I want to contribute back to the community by sharing my experience. The following interview is...

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Oracle | OCI | IC3 | Result(Awaiting)

phone screen easy 2021 leetcode

Total 6 rounds. Telephonic Round - \t1. Given a linked list in sorted order, remove the duplicate ones \t\tex - 1->2->2->3 => 1->2->3 \t2. Follow up - return the numbers with 1 frequency. \t3....

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Difficulty Breakdown

6

easy

Based on 8 questions with difficulty labels from candidate reports.

Interview Rounds

Here is how the Oracle Data Engineer questions in the LeakCode database break down by interview round, based on what candidates reported:

Round Questions in Database
phone screen 4
oa 2
system design 1
recruiter 1

Most Common Topics

system design (2) database (1) binary tree (1) backtracking (1) arrays (1)

Question Recency

2

2025

3

2024

2

2022

Question counts by interview year, based on candidate-reported dates.

How to Prepare for the Oracle Data Engineer Interview

Use the LeakCode question database as your primary research tool. Filter by role (Data Engineer), then by round type to focus your prep on the specific stages in your upcoming loop. Sort by recency to see what 2026 candidates actually faced.

  • Start with questions from the last 12 months. Interview processes change and recent data is the strongest signal.
  • Cross-reference questions that appear in multiple sources (1p3a, Blind, Glassdoor). Multi-source confirmation means a question has stronger recurrence probability.
  • For system design rounds: focus on the question patterns, not individual questions. The same design principles recur across many prompts.
  • For behavioral rounds: map your experiences to the company's stated values before the interview. Most behavioral questions at top companies are derivatives of a small set of core leadership competencies.

FAQ

How many Oracle Data Engineer questions are in the database?

8+ questions from verified candidate reports. The count grows as new reports are scraped daily from 1Point3Acres, Blind, Glassdoor, Reddit, and LeetCode.

Are these questions from real Oracle interviews?

Yes. All questions are sourced from actual candidate interview reports, not generated by AI. Each entry links back to its source URL where available, and questions are tagged with the year and round reported by the candidate.

How current is this data?

LeakCode updates daily. The database is filtered to exclude duplicate and low-quality entries. You can filter by interview year to focus on recent cycles.

Does LeakCode cover Oracle OA questions specifically?

Yes. The database includes online assessment questions tagged with round type. See the Oracle OA page for a dedicated view.

Related: Oracle All Questions · Oracle OA Questions · Browse All Companies · Data Sources