ThreatXIntel
Website:
threatxintel.com
Job details:
ThreatXIntel is a growing Cybersecurity, IT Staffing, and Consulting company delivering end-to-end technology and security solutions.
Role Overview
We are looking for a Freelance ETL Tester / Data QA Engineer with strong experience in data validation, ETL testing, and analytics QA.
The ideal candidate will be responsible for validating data pipelines, business logic, and QC reports in a cloud-based environment involving Azure Data Factory and Databricks.
This role is focused on data testing (NOT manual UI testing) and requires strong skills in SQL, data comparison, and analytics validation.
Key Responsibilities
Data Testing & Validation
- Validate data processed through ETL pipelines and analytics systems
- Perform QC (Quality Check) validation on reports and datasets
- Ensure correctness of data, calculations, and business logic
- Identify missing, incorrect, or inconsistent data
ETL & Pipeline Testing
- Test data workflows built using Azure Data Factory (ADF)
- Validate outputs stored in Databricks
- Trigger data processing via UI tools (e.g., EOS UI)
Data Comparison & Analysis
- Compare expected vs actual results
- Validate:
- Joins
- Aggregations
- Filters
- Perform Base vs Post validation after code changes
Environment Testing
- Work across multiple environments:
- QA
- UAT (PPD1)
- Pre-Prod
- Production
- Understand code movement across environments (not data movement)
Defect Management
- Log defects with clear details:
- Expected vs Actual
- Steps to reproduce
- Perform root cause analysis for data issues
Collaboration & Agile
- Work with developers and analysts to clarify requirements
- Participate in daily stand-ups and report progress
- Support release validation and regression testing
Required Skills (Mandatory)
- Strong experience in ETL Testing / Data Testing (5+ years)
- Strong SQL skills (joins, aggregations, complex queries)
- Hands-on experience with Azure Data Factory (ADF)
- Experience with Databricks / big data validation
- Strong understanding of data validation and business logic testing
- Experience in data comparison (expected vs actual validation)
- Knowledge of data warehousing concepts
- Experience working in Agile/Scrum environments
Nice to Have
- Experience with Tableau / reporting validation
- Exposure to Data Hub / analytics platforms
- Experience building regression test suites
- Knowledge of Python for data validation
Click on Apply to know more.