Remote SDET Engineer: .NET & API Testing

Ztek Consulting; Atlanta (GA); On-site; USD 90,000 - 120,000; Part time

Job summary

Ztek Consulting Inc. is seeking an experienced SDET to join a remote team, blending manual and automated testing across .NET Framework/Core and API layers. You will build scalable automation, validate against requirements, and drive quality with CI/CD integration.

The role requires strong ownership, quick learning, and openness to Java-based testing as needs evolve. Remote work supported with flexible collaboration across teams.

Qualifications

• 4+ years of experience in manual and automation testing.
• 3+ years of experience in .NET Framework and .NET Core applications.
• 1+ years of experience in test automation using C# and modern frameworks (NUnit, xUnit, Selenium, Playwright).
• 2+ years of experience in API testing (REST/SOAP) using tools like Postman, RestSharp.

Responsibilities

• Design, develop, and execute manual and automated test cases to ensure high-quality software delivery.
• Build and maintain scalable automation frameworks for UI, API, and integration testing.
• Validate application functionality against business and functional requirements.
• Collaborate with development, product, and QA teams to refine acceptance criteria and prevent defects early in the lifecycle.
• Integrate automated tests into CI/CD pipelines to enable continuous testing and fast feedback loops.
• Perform functional, regression, integration, and performance testing across multiple environments.
• Analyze test results, troubleshoot defects, and ensure proper documentation and traceability.
• Contribute to test planning, test data management, and release validation activities.
• Continuously improve testing strategies, tools, and processes for better coverage and efficiency.

Skills

Manual testing

Automation testing

C#

.NET Framework

.NET Core

Selenium

Playwright

NUnit

xUnit

API testing

Tools

Postman

RestSharp

CI/CD tooling

Job description

Ztek Consulting Inc. is seeking an experienced SDET to join a remote team, blending manual and automated testing across .NET Framework/Core and API layers. You will build scalable automation, validate against requirements, and drive quality with CI/CD integration.

The role requires strong ownership, quick learning, and openness to Java-based testing as needs evolve. Remote work supported with flexible collaboration across teams.