Senior QA Engineer - UI, API & Data Pipelines

FTS, Inc.; Arlington (VA); On-site; USD 90,000 - 120,000; Full time

Job summary

FTS, Inc. is seeking a Test Engineer to ensure quality across internal applications, APIs, and data pipelines. The role involves both manual and automated testing of web interfaces, REST services, microservices, data flows, and databases.

Responsibilities include creating and executing test plans, developing automated scripts for UI and API layers, and validating data in Azure SQL and Cosmos DB. You will track defects and collaborate with engineering teams to reproduce and resolve issues.

Qualifications

• 5+ years of software quality assurance and testing experience across the SDLC.
• Hands-on automation scripting using Selenium or similar tools.
• Experience testing RESTful APIs and validating data across stores.
• Strong test design skills including edge and negative scenarios.
• Familiarity with Jira or Azure DevOps for defect tracking and reporting.

Responsibilities

• Create, execute, and maintain test cases and contribute to test plans for applications and REST services and microservices.
• Conduct functional, system, integration, and regression testing based on specifications.
• Build and maintain automated test scripts across UI, API/REST, and service layers and run them in CI/CD pipelines.
• Perform API testing of RESTful services, including validation of status codes and authentication.
• Manage test data with mocks and virtualization to ensure repeatable tests.
• Validate data across relational and NoSQL stores including Azure SQL and Cosmos DB.
• Test and report on data pipelines and ETL processes.
• Log, track, and manage defects through resolution using established tracking systems.
• Communicate issues clearly to technical teams with reproducible steps and details.

Skills

Selenium

Automation scripting

REST API testing

CI/CD pipelines

SQL & NoSQL validation

Test design

Jira/Azure DevOps

Playwright

Tools

Postman

Playwright

Selenium WebDriver

SQL Server Management Studio

Job description

FTS, Inc. is seeking a Test Engineer to ensure quality across internal applications, APIs, and data pipelines. The role involves both manual and automated testing of web interfaces, REST services, microservices, data flows, and databases.

Responsibilities include creating and executing test plans, developing automated scripts for UI and API layers, and validating data in Azure SQL and Cosmos DB. You will track defects and collaborate with engineering teams to reproduce and resolve issues.