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QA Automation Engineer - .NET / Playwright / API Testing

BizOptimize

Little Rock, AR • $35.00 / hr • 10/2/2026

Job Description

Job Description

QA Automation Engineer – .NET / Playwright / API Testing

Work Arrangement: 100% On-Site

Contract: Contract position with potential extensions based on budget availability

Position Overview

We are seeking an experienced QA Automation Engineer / Quality Engineer to support testing of complex web, API, database, and cloud-native applications.

This position is heavily focused on automated testing, .NET/C# testing, UI automation, React testing, API automation, AWS-based applications, accessibility testing, database validation, and CI/CD integration.

Candidates should review the required experience carefully before applying. This is not primarily a manual QA role.

Key Responsibilities

  • Develop and implement comprehensive test plans, test cases, and test scripts for functional and non-functional testing.
  • Perform testing and debugging of new and existing application software.
  • Design and automate API testing using .NET, C#, and XUnit, with manual API validation using Postman.
  • Develop and maintain end-to-end UI automation using Playwright or similar modern automation tools.
  • Test applications built with React, TypeScript/JavaScript, HTML, CSS, and C#.
  • Perform unit testing of React applications using React Testing Library, Jest, or comparable tools.
  • Perform accessibility testing using ANDI, axe DevTools, or similar accessibility-testing tools.
  • Test applications that are native to the cloud and deployed in AWS environments.
  • Validate applications and integrations using AWS services, including AWS Lambda.
  • Perform database testing and validation involving PostgreSQL or similar relational database platforms.
  • Use Git or comparable version-control systems as part of the software development and testing lifecycle.
  • Collaborate with developers and Platform Engineers to integrate automated tests into CI/CD pipelines.
  • Identify, document, prioritize, and track software defects through resolution.
  • Develop and evolve test plans for complex applications.
  • Deconstruct technical solutions into tests that optimize coverage and risk.
  • Build reliable and maintainable automated test coverage.
  • Extend existing test automation frameworks to support new functionality.
  • Continuously improve testing processes, automation methodology, reliability, and overall product quality.

Required Qualifications

  • Bachelor of Science degree in Computer Science or a related field.
  • Professional experience as a Quality Engineer, QA Engineer, Software Test Engineer, or similar role.

Candidates must have the following experience:

  • 4+ years of current experience with .NET unit-testing frameworks
  • 4+ years of current experience with end-to-end functional UI automation using Playwright or similar tools
  • 4+ years of current experience testing React applications
  • 4+ years of unit-testing experience using React Testing Library, Jest, or similar tools
  • 4+ years of accessibility testing experience using ANDI, axe DevTools, or similar tools
  • 4+ years of experience testing C#, TypeScript/JavaScript, CSS, and HTML applications
  • 4+ years of API testing and API automation using .NET and C#
  • 4+ years of experience with PostgreSQL or similar database systems
  • 4+ years of experience working with Git or similar version-control systems
  • 2+ years of current experience testing applications native to AWS cloud environments
  • 2+ years of experience with AWS services, including AWS Lambda

Desired Experience

  • Experience with Court Case Management Systems
  • Experience integrating automated tests into CI/CD pipelines
  • Experience with Postman for API testing
  • Experience extending or maintaining enterprise test-automation frameworks
  • Experience with risk-based test design and complex application test planning

Before You Apply

Please make sure you meet the following expectations:

  • This position is 100% on-site.
  • A Bachelor’s degree in Computer Science or a related field is required.
  • This is an automation-focused QA role and requires substantial hands-on technical testing experience.
  • Candidates should have direct experience across .NET/C#, Playwright, React testing, API automation, accessibility testing, AWS, PostgreSQL, and Git.
  • Several required skills call for 4 years of experience, while AWS cloud testing and AWS Lambda require 2 years.