QA Engineer – API, DB & ETL Testing Expert

IPolarity; Hanover Township (NJ); Hybrid; USD 90,000 - 120,000; Full time

Job summary

IPolarity is seeking an experienced QA Engineer specializing in API, database, and batch/ETL testing to validate backend systems, data flows and enterprise applications. You will execute end-to-end tests, design test cases, and verify data integrity across complex data pipelines.

The role requires hands-on testing with REST/SOAP, SQL and ETL workflows, and collaboration within an Agile environment using JIRA/Azure DevOps. Hybrid work in Ft. Lauderdale, FL is offered.

Qualifications

• Experience validating backend systems, data flows and enterprise applications.
• Strong hands-on API, database and batch/ETL testing capabilities.
• Proficient with defect tracking and Agile methodologies (JIRA/Azure DevOps).

Responsibilities

• Validate API, database and batch/ETL test scopes across backend systems.
• Ensure data integrity and reconciliation across data flows.
• Collaborate with development teams to reproduce, triage and verify defects.

Skills

API Testing

Database Testing

Batch/ETL Testing

Agile/Defect Management

Data Integrity

Tools

Postman

Swagger

SoapUI

Rest Assured

SQL Server

Oracle

Control-M

Autosys

Airflow

Azure Data Factory

JIRA

Azure DevOps

Job description

IPolarity is seeking an experienced QA Engineer specializing in API, database, and batch/ETL testing to validate backend systems, data flows and enterprise applications. You will execute end-to-end tests, design test cases, and verify data integrity across complex data pipelines.

The role requires hands-on testing with REST/SOAP, SQL and ETL workflows, and collaboration within an Agile environment using JIRA/Azure DevOps. Hybrid work in Ft. Lauderdale, FL is offered.