Haystack
← Back to Jobs
Technology

SDET C# .NET Automation - Atlanta, Georgia (Hybrid 3 days a week in office).

Stellent IT LLCAtlanta, GA🇺🇸United StatesPosted 31 Jul 2026

Quick Overview

Work Type
On Site
Level
Mid Senior

Job Description

SDET C# .NET Automation

Atlanta, Georgia (Hybrid 3 days a week in office).

12 + Months

Virtual Interview

JD:

Role Summary

Client is seeking a highly motivated and results-driven Software Development Engineer in Test (SDET) to join their team. This role requires a strong balance of manual testing expertise and advanced test automation capabilities, with a focus on validating applications built on .NET Framework and .NET Core platforms.

The ideal candidate is a self-starter, quick learner, and adaptable contributor who demonstrates ownership, continuously seeks improvement, and is open to expanding into Java-based application testing as part of evolving technological needs.

Day to Day Job Duties

  • 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.

Basic Qualifications

  • 4 years of experience in manual and automation testing.
  • 3 years of experience in .NET Framework and .NET Core applications.
  • 1 year 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.

Nice to Have

  • Experience with data migration testing (ETL validation, data reconciliation, source-target comparisons).
  • Exposure to event-driven or microservices architectures.
  • Familiarity with cloud platforms (AWS, Azure).
  • Experience or strong interest in Java-based testing frameworks (JUnit, TestNG, RestAssured).
  • Experience in performance or load testing.
  • Knowledge of contract testing and API validation strategies.
  • Experience in Agile/Scrum delivery models.

Vivek Kumar
Lead Technical Recruiter
Contact No: +1

Skills

Microservices
SOAP
AWS
ETL
Scrum
Selenium
Agile
Azure
C#
.NET
JUnit
Java
Playwright
Postman
REST
TestNG

Similar jobs