Senior QA Engineer: API, DB & ETL Testing | Hybrid

TekWissen LLC; Fort Lauderdale (FL); Hybrid; USD 90,000 - 120,000; Full time

Job summary

TekWissen Group seeks an experienced QA Engineer to validate backend systems through API, database, and batch testing. You will design and execute tests for REST and SOAP APIs, verify data integrity, and ensure end-to-end operation across enterprise applications.

The role requires 8+ years in QA, strong SQL skills, and familiarity with Postman, Swagger, and ETL tools like Control-M or Airflow. This is a hybrid Fort Lauderdale position with a 12-month engagement.

Qualifications

• Strong experience in API testing (REST/SOAP).
• Advanced SQL and database testing knowledge.
• Hands-on batch/ETL testing and data validation.

Responsibilities

• Design and execute test cases for REST/SOAP APIs.
• Validate request/response payloads, status codes, authentication, and business rules.
• Perform integration, regression, and end-to-end testing of APIs.
• Validate backend data accuracy and integrity using SQL queries.

Skills

API testing

DB testing

ChatBot testing

Tools

Postman

Swagger

SQL Server/Oracle

Control-M

Airflow

Job description

TekWissen Group seeks an experienced QA Engineer to validate backend systems through API, database, and batch testing. You will design and execute tests for REST and SOAP APIs, verify data integrity, and ensure end-to-end operation across enterprise applications.

The role requires 8+ years in QA, strong SQL skills, and familiarity with Postman, Swagger, and ETL tools like Control-M or Airflow. This is a hybrid Fort Lauderdale position with a 12-month engagement.