On-site
Full Time
Key Responsibilities
Data Validation
Write SQL queries to check source vs. target data.
Validate CRUD operations (Create, Read, Update, Delete).
Ensure data completeness & correctness after migrations.
ETL Testing
Validate transformations, aggregations, joins, and filters.
Check row counts, duplicate data, and null handling.
Test incremental loads (daily, weekly).
Database Testing
Verify indexes, constraints, triggers, stored procedures.
Check performance of queries (execution plans, indexing).
Validate transactions & rollback scenarios.
Automation
Use Python/Java + PyTest/JUnit for automated SQL validations.
Integrate with CI/CD (Jenkins, GitHub Actions).
🔹 Required Skills
SQL (Core skill)
Joins, Subqueries, Window functions, CTEs.
Database Systems
Oracle, MySQL, PostgreSQL, SQL Server, Teradata, Snowflake, Redshift.
ETL & Data Warehousing Concepts
Fact & dimension validation.
Slowly Changing Dimensions (SCDs).
Testing Tools
JIRA, HP ALM, Selenium (for UI + backend testing).
Programming Basics
Python / Shell scripting for automation.
Kezan Inc
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