Senior QA Tester - Data & Backend (ETL / Analytics Focus)

Role: QA Tester – Data & Backend (ETL / Analytics Focus)

Position Type: Full-Time Contract (40hrs/week)

Contract Duration: Long term

Work Schedule: 8 hours/day (Mon-Fri)

Location: 100% Remote

We are seeking a QA Data Tester with strong SQL and backend data testing experience to support enterprise Azure-based data platforms. This role focuses on validating data pipelines, ETL processes, and analytics reports across multiple systems.

The ideal candidate has strong data analysis skills, advanced SQL experience, and hands-on testing of ETL pipelines and data warehouses.

Key Responsibilities

• Perform backend and data-focused testing across cloud data platforms
• Validate ETL pipelines, data transformations, and source-to-target mappings
• Execute advanced SQL queries to verify data integrity and reconciliation
• Test data across Azure services, Snowflake, Cosmos DB, and Tableau
• Analyze data models, schemas, and architecture documentation
• Identify data discrepancies and collaborate with developers to resolve issues

Requirements

• 3–5 years experience in QA or ETL/data testing
• Strong advanced SQL querying skills
• Experience testing ETL pipelines and backend data systems
• Ability to validate data models and data mappings
• Strong analytical and troubleshooting skills

Nice to have: Python or Scala experience and familiarity with cloud data platforms.