Oracle Data Engineer interview questions and process

Updated · 13 sources

Hiring Pulse: where Oracle candidates are right now

Dated status reports from public Reddit threads and anonymous PortLume reports, updated Oct 15. Not official Oracle data.

  • 1 status reports in the last 7 days
  • Not enough data yet: median from final interview to a decision shows at 5+ people
  • Latest movement: 1 final round, 1 interview reported since Sep 18

Latest Oracle hiring reports

Candidates rate the Oracle Data Engineer interview Medium-Hard: Glassdoor reports difficulty ranging from average to difficult with multiple technical rounds covering coding, SQL, and system design, consistent with Oracle's multi-stage loop. Reports describe 5 rounds, from Recruiter/HR Screening to Hiring Manager / Behavioral Round, with about 2-4 weeks from first call to offer.

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Oracle Data Engineer interview rounds

  1. Recruiter/HR Screening: Initial recruiter call to discuss role fit, experience, and compensation expectations. Glassdoor reports recruiter interviews as a standard first step.
  2. Online Assessment (coding + SQL)
  3. Technical Round 1 - Coding & Data Structures
  4. Technical Round 2 - SQL, ETL & Data Modeling
  5. Hiring Manager / Behavioral Round

Questions reported in Oracle Data Engineer interviews

  1. Write a SQL query to find the second highest salary from an employee table.
  2. How would you design an ETL pipeline to process daily incremental data from multiple sources into a data warehouse?
  3. Explain the difference between star schema and snowflake schema. When would you use each?
  4. Given a large dataset, how would you optimize a slow-running SQL query?
  5. Write a query using window functions to rank employees by salary within each department.
  6. How do you handle late-arriving data in a batch ETL pipeline?

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Oracle Data Engineer interview: quick answers

How many rounds are in the Oracle Data Engineer interview?

Public reports describe 5 rounds for the Oracle Data Engineer interview: (1) Recruiter/HR Screening, (2) Online Assessment, (3) Technical Round 1 - Coding & Data Structures, (4) Technical Round 2 - SQL, ETL & Data Modeling, (5) Hiring Manager / Behavioral Round.

Is the Oracle interview difficult?

Public reports put the Oracle Data Engineer interview at Medium-Hard difficulty. Glassdoor reports difficulty ranging from average to difficult with multiple technical rounds covering coding, SQL, and system design, consistent with Oracle's multi-stage loop. The process has 5 rounds, from Recruiter/HR Screening to Hiring Manager / Behavioral Round.

Does Oracle ask DSA in Data Engineer interviews?

Yes. Rounds that involve coding: Online Assessment (coding + SQL), Technical Round 1 - Coding & Data Structures. Oracle's OA typically includes both DSA and database questions. Based on 13 public reports, last updated Oct 2026.

How long does Oracle take to give results?

Time to a result for the Oracle Data Engineer process, per public reports: 2-4 weeks. The process has 5 rounds, from Recruiter/HR Screening to Hiring Manager / Behavioral Round. Based on 13 public reports, last updated Oct 2026.

What is the Oracle Data Engineer salary in India?

Estimated from public salary data: 18-35 LPA for mid-level Data Engineer in India; senior roles can exceed 40 LPA. In US dollars: $110,000-$160,000 for US-based Data Engineer roles. This is not an official Oracle figure, and pay varies by level, city and experience.

Sources

Based on 13 public reports: YouTube (8), Glassdoor (5), last updated Oct 2026.

Compiled by Adarsh Sharma from public candidate reports. Unofficial guide: PortLume AI is not affiliated with Oracle.

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