About
ETL Tester with 3.5 years of overall testing experience, including manual and automation testing. Strong expertise in data validation, SQL queries, ETL workflows, and automation of ETL test cases. Hands-on experience in working with Azure Data Factory (ADF) and Databricks for data pipeline validation. Proficient in Python (Pandas) for automating test execution and generating data validation reports. Experienced in handling large datasets, performing source-to-target validation, and ensuring data accuracy across multiple layers.
Skills & Expertise (14)
Work Experience
ETL Automation Tester
Aviva
Mar 2025 - Feb 2026
Performed ETL testing for ADF and Databricks data pipelines. Automated ETL validations using Python (Pandas). Validated transformation logic in Databricks notebooks. Worked with Azure Data Lake Gen2 and performed data reconciliation. Tracked defects in JIRA and participated in Agile activities. Validated source-to-target data using SQL queries across staging and target layers. Generated automated reports with pass/fail status for data validation results. Coordinated with developers and business analysts to resolve data issues and clarify requirements. Re-tested resolved defects and ensured successful deployment during release cycles. Participated in sprint planning, daily stand-ups, sprint reviews, and retrospective meetings.
ETL Tester
GrayMatter Software pvt ltd
Sep 2022 - Feb 2026
Performed end-to-end ETL testing for pipelines using Informatica, ADF, and Databricks. Validated source-to-target data using SQL queries across multiple layers. Designed and executed row count, null check, duplicate check, and schema validation. Automated ETL test cases using Python (Pandas). Generated automated reports with pass/fail status using PyCharm. Validated transformation logic and ensured data accuracy. Supported Power BI report validation using backend SQL data. Tracked and re-tested defects using JIRA. Performed data reconciliation between source, staging, and target tables to identify mismatches. Coordinated with developers, business analysts, and stakeholders to clarify requirements and resolve defects. Prepared test cases, test execution reports, and defect reports for each sprint and release cycle. Conducted regression, functional, and integration testing during deployments and production releases. Participated in Agile ceremonies including sprint planning and stand-ups.
ETL Manual Tester
HDFC Bank
Sep 2022 - Feb 2025
Performed ETL testing and validated source-to-target data using SQL. Executed row count, null check, duplicate check, and data comparison validations. Conducted regression and functional testing during release cycles. Tracked defects using JIRA and coordinated with developers for issue resolution. Prepared and maintained test cases, test scenarios, and test execution reports. Verified data extraction, transformation, and loading processes across source and target systems. Re-tested resolved defects and ensured proper closure before release deployment. Worked closely with business analysts to understand requirements and validate business rules.
Education
Bachelor of Science (B.Sc.) – Mathematics - Kuvempu University
- · Afghanistan
Certifications
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Skills (14)
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