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ETL Tester - Contract Hiring - GO/JC/1458/2025

0 years

0 Lacs

chennai tamil nadu india

Posted:3 days ago| Platform: Linkedin logo

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Skills Required

etl data extraction sql engineering design test integrity testing logic profiling regression integration resolve jira azure devops agile scrum reports support joins informatica talend adf git aws hive spark power tableau python automation communication documentation software

Work Mode

On-site

Job Type

Contractual

Job Description

Job Overview:

We are seeking an experienced ETL Tester to validate data extraction, transformation, and loading processes across various data platforms. The ideal candidate will have strong hands-on experience in ETL processes, SQL, Data Warehousing, and will work closely with developers, analysts, and data engineering teams to ensure data accuracy, quality, and reliability.

Key Responsibilities

  • Understand business and data requirements to design test scenarios and test cases for ETL processes.
  • Perform data validation and data integrity testing across multiple source and target systems.
  • Validate data transformations, mappings, and business logic applied during ETL.
  • Execute SQL queries for data comparison, data profiling, and validation.
  • Perform functional, regression, integration, and system testing of ETL workflows.
  • Work closely with Data Engineers, Developers, and Business Analysts to resolve data inconsistencies.
  • Identify, document, and track defects using tools like JIRA / Azure DevOps / Bugzilla.
  • Participate in daily stand-ups and Agile/Scrum ceremonies.
  • Prepare test reports, data validation summaries, and support UAT activities.

Required Skills

  • Strong experience in ETL Testing for Data Warehousing / Data Lake environments.
  • Proficient in SQL (must be able to write complex joins, aggregate functions, and data comparison queries).
  • Hands-on experience in ETL tools such as:
    • Informatica / Talend / SSIS / DataStage / ADF (any one or more)
  • Experience validating data pipelines, workflows, and transformation rules.
  • Strong understanding of Data Warehousing concepts (Star schema, Snowflake schema, Fact & Dimension tables).
  • Familiarity with version control tools like Git / Bitbucket.
  • Experience with Agile / Scrum methodology.

Nice To Have

  • Experience working in Cloud Data Platforms (Azure, AWS, GCP).
  • Familiarity with Big Data ecosystems (Hive, Spark, Databricks).
  • Experience using Power BI / Tableau for data validation.
  • Knowledge of Python for automation is an added advantage.

Soft Skills

  • Strong problem-solving and analytical skills.
  • Excellent communication & documentation abilities.
  • Ability to work independently and collaborate in a team environment.

Skills Required

RoleETL Tester - Contract HiringIndustry TypeIT/ Computers - SoftwareFunctional AreaRequired Education Bachelor DegreeEmployment TypeFull Time, PermanentKey Skills
  • ETL
  • ETL TESTING
  • ETL TESTING
  • AUTOMATION
  • AWS
  • BIGDATA
Other Information
Job CodeGO/JC/1458/2025Recruiter NameChristopher

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