HCLTech Data Engineer interview questions and process

Updated · 12 sources

Hiring Pulse: where HCLTech candidates are right now

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

  • 11 status reports in the last 7 days
  • Not enough data yet: median from final interview to a decision shows at 5+ people
  • Latest movement: 3 offers, 1 rejection, 1 final round reported since Oct 11

Latest HCLTech hiring reports

Candidates rate the HCLTech Data Engineer interview Medium: Reported rounds are two technical rounds focused on Spark, Python and SQL plus a HR round, with first-round questions described as 'nothing too advanced' for ETL, data modeling and SQL. Reports describe 4 rounds, from Online assessment / coding test (fresher & off-campus track) to HR / document verification round.

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HCLTech Data Engineer interview rounds

  1. Online assessment / coding test (fresher & off-campus track): Fresher and off-campus candidates report an online test as the first filter before any interview call.
  2. Technical Round 1 - SQL, Python, ETL/data modeling
  3. Technical Round 2 - Spark, BigQuery/GCP or Azure data stack, deeper SQL
  4. HR / document verification round

Questions reported in HCLTech Data Engineer interviews

  1. What is lazy evaluation? (asked in an Azure Data Engineer interview, Aug 2026 report)
  2. Questions on Spark, Python and SQL across two technical rounds (senior Data Engineer report)
  3. ETL pipelines and data modeling concepts in round 1 (Reddit r/dataengineersindia report)
  4. SQL questions in round 1, described as nothing too advanced (Reddit r/dataengineersindia report)

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HCLTech Data Engineer interview: quick answers

How many rounds are in the HCLTech Data Engineer interview?

Public reports describe 4 rounds for the HCLTech Data Engineer interview: (1) Online assessment / coding test, (2) Technical Round 1 - SQL, Python, ETL/data modeling, (3) Technical Round 2 - Spark, BigQuery/GCP or Azure data stack, deeper SQL, (4) HR / document verification round.

Is the HCLTech interview difficult?

Public reports put the HCLTech Data Engineer interview at Medium difficulty. Reported rounds are two technical rounds focused on Spark, Python and SQL plus a HR round, with first-round questions described as 'nothing too advanced' for ETL, data modeling and SQL.

Does HCLTech ask DSA in Data Engineer interviews?

Expect coding, though the reports do not say how DSA-heavy it is. Rounds that involve coding: Online assessment / coding test (fresher & off-campus track). Based on 12 public reports, last updated Oct 2026.

What is the HCLTech Data Engineer salary in India?

From public salary data and candidate posts: 14.23LPA fixed at 1 year exp; 21.69LPA fixed at 5 years; 22.69LPA fixed at 10 years (AmbitionBox data for Data Engineer at HCL). This is not an official HCLTech figure, and pay varies by level, city and experience.

Sources

Based on 12 public reports: YouTube (4), AmbitionBox (2), Reddit (2), 6figr (1), Glassdoor (1), Levels.fyi (1), Weekday (1), last updated Oct 2026.

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

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Last round at HCLTech is usually HR: HCLTech HR interview questions and answers.

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