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Data Quality & Pipeline Validation Track

ETL Testing

ETL testing stays important as long as companies move data between databases, warehouses and cloud platforms — but the role is evolving into Data Engineering and Data Quality Engineering. This program teaches both.

Duration
8 Weeks
Live Hours
64 Hrs
Format
Live Online / Weekend
2030 Career Risk
Medium
Success Rate
88% · since 2022

2030 Outlook — ETL Testing

Career Risk (2030): Medium
Medium
career risk
Where it's headed
ETL testing remains important because companies keep moving data between databases, warehouses and cloud platforms. But traditional ETL testing is slowly evolving into Data Engineering and Data Quality Engineering.
Demand today
Steady demand for testers who know SQL, Informatica, Talend, AWS Glue and Azure Data Factory — especially those who can also script validations in Python.
Our recommendation
Go beyond checklist-style ETL testing. Learn advanced SQL, Python, cloud platforms and data pipelines so you evolve with the role instead of being left behind by it.
SQL Informatica Talend AWS Glue Azure Data Factory Python Data Reconciliation
Duration-wise curriculum

8 Weeks syllabus, module by module.

Click a module to expand it. Every module ends with a hands-on exercise so the tool stack sticks, not just the theory.

  • ETL vs ELT, and where each fits in a data platform
  • Data warehouse concepts: star schema, fact & dimension tables
  • Staging areas, data marts and data lakes
  • Common ETL failure points and where testers add value
  • Complex joins, window functions and CTEs
  • Aggregation and grouping for reconciliation checks
  • Writing validation queries against large tables
  • Performance-aware query writing
  • Source-to-target mapping document review
  • Data completeness, correctness and transformation testing
  • Data reconciliation techniques between systems
  • Handling incremental loads and CDC (change data capture)
  • Understanding Informatica mappings and workflows
  • Validating transformations inside PowerCenter
  • Session logs and error handling review
  • Test case design for Informatica pipelines
  • Talend job design and validation basics
  • AWS Glue: crawlers, catalogs and Glue jobs
  • Validating data landed in S3 and Redshift
  • Cost and performance considerations while testing
  • ADF pipelines, datasets and linked services
  • Validating mapping data flows
  • Monitoring pipeline runs and failure diagnostics
  • Testing across Azure Synapse-connected pipelines
  • Python fundamentals for data validation scripting
  • Using Pandas for automated data comparison
  • Building reusable data quality check scripts
  • Intro to data quality frameworks (Great Expectations)
  • Full source-to-target testing project across two tools
  • Documentation: test plan, reconciliation report
  • Resume positioning for ETL → Data Engineering transition
  • Mock interviews with real ETL/data testing scenarios
Tools & technologies

What you'll actually use, hands-on.

SQL / MySQL Informatica PowerCenter Talend AWS Glue Azure Data Factory Python & Pandas JIRA

Who should join

  • Manual/functional testers moving into data-focused roles
  • ETL testers who want to modernize beyond checklist validation
  • Database professionals moving toward data quality engineering
  • Anyone targeting a transition into Data Engineering later

Prerequisites

  • Basic SQL knowledge is helpful (a refresher is included in Week 2)
  • No prior Informatica/Talend/cloud experience required
  • Comfort with logical, detail-oriented problem solving
Career outcomes

Roles this program prepares you for.

This program is deliberately built as a bridge — most learners use it as a stepping stone into Data Engineering.

ROLE 01

ETL / Data Quality Tester

Own source-to-target validation and reconciliation across pipelines.

ROLE 02

Data Quality Engineer

Build automated, script-based validation frameworks instead of manual checklists.

ROLE 03

Junior Data Engineer (transition role)

Use ETL testing depth as a launchpad into pipeline-building roles.

Ready to see the full ETL Testing syllabus?

Email or call us for the detailed module PDF, upcoming batch dates, fees and enrollment steps.

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