IBM Data Engineer interview questions and process

Updated · 14 sources

Hiring Pulse: where IBM candidates are right now

Dated status reports from public Reddit threads and anonymous PortLume reports, updated Oct 18. Not official IBM data.

  • 25 status reports in the last 7 days
  • Not enough data yet: median from final interview to a decision shows at 5+ people (2 so far)
  • Latest movement: 4 offers, 2 final rounds, 9 interviews reported since Oct 11

Latest IBM hiring reports

  • Oct 17: Final round Oct 2 (r/IBM)
  • Oct 16: OA invite Sep 22 then OA done Sep 22 then Interview Oct 13 (r/csMajors)
  • Oct 16: Interview Sep 24 (r/csMajors)
  • Oct 16: Offer Oct 16 (r/IBM)
  • Oct 16: Offer Oct 16 (r/IBM)

Candidates rate the IBM Data Engineer interview Medium: Reports describe a HackerRank screen with medium-level coding and SQL, followed by technical rounds that lean on resume depth, SQL and core CS fundamentals rather than extreme algorithmic difficulty. Reports describe 4 rounds, from Online Assessment (HackerRank) to Managerial / HR Round.

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IBM Data Engineer interview rounds

  1. Online Assessment (HackerRank): HackerRank test with a coding problem (one on-campus report had a medium question in 45 minutes) and, for data engineer roles, SQL questions. Expect a tight time limit and automated screening, and some candidates report rejection within days with no email.
  2. Technical Interview 1
  3. Technical Interview 2 (data stack deep-dive)
  4. Managerial / HR Round

Questions reported in IBM Data Engineer interviews

  1. Explain the difference between NoSQL and SQL database
  2. Given a SQL database how will you manage the queries if two or more person want to update the database at the same time
  3. Why to denormalize a database
  4. One SQL query using Joins

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IBM Data Engineer interview: quick answers

How many rounds are in the IBM Data Engineer interview?

Public reports describe 4 rounds for the IBM Data Engineer interview: (1) Online Assessment, (2) Technical Interview 1, (3) Technical Interview 2, (4) Managerial / HR Round. Based on 14 public reports, last updated Oct 2026.

Is the IBM interview difficult?

Public reports put the IBM Data Engineer interview at Medium difficulty. Reports describe a HackerRank screen with medium-level coding and SQL, followed by technical rounds that lean on resume depth, SQL and core CS fundamentals rather than extreme algorithmic difficulty.

Does IBM ask DSA in Data Engineer interviews?

Not much, according to the reports. Reports describe a HackerRank screen with medium-level coding and SQL, followed by technical rounds that lean on resume depth, SQL and core CS fundamentals rather than extreme algorithmic difficulty. Based on 14 public reports, last updated Oct 2026.

Sources

Based on 14 public reports: YouTube (8), LeetCode Discuss (6), last updated Oct 2026.

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

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