ETL Python Data Tester

1 week ago

Bengaluru Chennai Noida, India Helios Placement Solution Full time ₹ 9,00,000 - ₹ 12,00,000 per year

Key Responsibilities:

  • Design, develop, and execute test cases for ETL pipelines and data integration workflows.
  • Perform data validation, data reconciliation, and data quality checks across multiple source and target systems.
  • Develop automated Python scripts for ETL/data pipeline testing.
  • Write and execute complex SQL queries to verify data accuracy and integrity.
  • Collaborate with Data Engineers, Developers, and Business Analysts to understand requirements and define test strategies.
  • Perform regression, functional, and performance testing on ETL processes.
  • Identify, document, and track defects using industry-standard defect management tools (e.g., JIRA, ALM).
  • Ensure adherence to data governance, compliance, and security standards during testing.
  • Contribute to continuous improvement of testing processes and automation frameworks.

Required Skills:

  • Strong expertise in Python (automation, scripting, data validation).
  • Hands-on experience with ETL testing and data warehouse testing.
  • Proficiency in SQL (joins, aggregations, stored procedures, complex queries).
  • Experience in testing tools like PyTest, PySpark, or custom frameworks.
  • Familiarity with ETL tools such as Informatica, Talend, DataStage, SSIS, or AWS Glue (any).
  • Good understanding of data warehouse concepts (Star/Snowflake schema, fact/dimension tables, etc.).
  • Experience working with big data platforms (Hadoop, Spark, Hive, etc.) is an added advantage.
  • Knowledge of cloud platforms (AWS/Azure/GCP) is a plus.
  • Strong analytical, debugging, and problem-solving skills.

Qualifications:

  • Bachelors degree in Computer Science, Information Technology, or related field.
  • 3–7 years of proven experience in ETL/Data Testing.
  • Experience in automation frameworks and CI/CD pipelines is preferred.

  • Etl Tester

    2 days ago

    Chennai, Tamil Nadu, India Oxfaa Pvt.Ltd Full time

    **Role Description** This is a full-time on-site role for an ETL Tester located in Chennai. The ETL Tester will be responsible for executing test cases, performing software testing, and ensuring quality assurance throughout the ETL process. The ETL Tester will work closely with the development team to identify issues, analyze data, and ensure the accuracy...

  • ETL tester

    2 days ago

    Chennai, Tamil Nadu, India Novature Tech Full time ₹ 5,00,000 - ₹ 15,00,000 per year

    Keywords:ETL Testing Python PysparkExperience:5 - 10 yearsDesignation / Role:ETL TesterLocation:ChennaiJob Description:ob Overview We are seeking a skilled ETL Tester with strong expertise in Python and PySpark to join our QA team. The role involves validating large-scale data pipelines, ensuring data quality, and automating test processes in modern data...

  • Etl Tester

    2 weeks ago

    Chennai, Tamil Nadu, India Novature Tech Full time

    Keywords: ETL Testing Python Pyspark **Experience**: 5 - 10 years Designation / Role: ETL Tester **Location**: Chennai **Job Description**: ob Overview We are seeking a skilled ETL Tester with strong expertise in Python and PySpark to join our QA team. The role involves validating large-scale data pipelines, ensuring data quality, and automating test...

  • ETL Tester

    2 weeks ago

    Chennai, Tamil Nadu, India Apex One Full time ₹ 1,04,000 - ₹ 1,30,878 per year

    An ETL Tester (4+ Years Must) is responsible for testing and validating the accuracy and completeness of data being extracted, transformed, and loaded (ETL) from various sources into the target systems. These target systems can be On Cloud or on Premise They work closely with ETL developers, Data engineers, data analysts, and other stakeholders to ensure...

  • ETL Tester

    7 days ago

    Chennai, India Apex One Full time

    An ETL Tester (4+ Years Must) is responsible for testing and validating the accuracy and completeness of data being extracted, transformed, and loaded (ETL) from various sources into the target systems. These target systems can be On Cloud or on Premise They work closely with ETL developers, Data engineers, data analysts, and other stakeholders to ensure...

  • Etl Tester

    2 weeks ago

    Chennai, Tamil Nadu, India Virtusa Full time

    Role: ETL Tester Work Mode: Hybrid Work timings: 2pm to 11pm Location: Chennai & Hyderabad Primary Skills: ETL Primary Skills Strong ETL Testing AWS Cloud Services Good Communication Skills Secondary Skills Python Basics QA Testing with Automation Data warehousing JD Examining the business needs to determine the testing technique by automation...

  • ETL Tester

    2 days ago

    Noida, Uttar Pradesh, India Iris Software Full time ₹ 9,00,000 - ₹ 12,00,000 per year

    About Iris SoftwareData & Analytics, Cloud, DevOps, Data & MLOps, Quality Engineering, and Business Automation.Testing Concepts ETL Testing / Python ExperienceNice to HaveAPI Understanding & Testing (Manual / Automation) UI Automation (Able to identify UI elements programmatically. (This is for Selenium).Detailed Description :Critical Thinking - 5/5 High in...

  • ETL Tester

    2 weeks ago

    Bengaluru, Karnataka, India Tata Consultancy Services Full time

    Role : ETL TesterExp : 4 to 7 yearLocation : Bangalore, Pune,Chennai, KolkataMust-Have ETL Knowledge, SQL Programming, Azure, Databricks, Python Good-to-Have Python Automation

  • Etl Tester

    2 weeks ago

    Noida, India Veratas Consulting Full time

    **BI Tester Junior** Location: Noida (Sector 142) Type: FULL-TIME Veratas is a custom software development company helping both startups and enterprises streamline and future-proof their analytics process. Our dedicated teams build user-centric, tailor-made solutions empowering clients to harness the power of the insights gathered from across the...

  • Etl/big Data Testers

    1 week ago

    Chennai, India Orcapod Full time

    Description: BigData Tester with 5+ years of experience, independent contributor, should be able to manage all testing needs of a team. Must have skills: BigData, Hadoop Hive, Java Cucumber, python, Test planning and Execution Good to have : Shell Scripting note: only banking domain preffered - Role: IT Infrastructure Services - Other - Salary: 7,00,000 -...