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Senior SDET

Job in Chicago, Cook County, Illinois, 60290, USA
Listing for: 247Hire
Full Time position
Listed on 2026-06-25
Job specializations:
  • IT/Tech
    IT QA Tester / Automation
Salary/Wage Range or Industry Benchmark: 70000 - 90000 USD Yearly USD 70000.00 90000.00 YEAR
Job Description & How to Apply Below

Overview

We are seeking a skilled and detail-oriented QA Engineer to ensure the quality, reliability, and performance of our software applications. The ideal candidate will have strong experience in manual and automation testing
, covering UI and API testing
, and will work closely with developers, product owners, and other stakeholders throughout the SDLC.

Responsibilities
  • Analyze requirements, user stories, and acceptance criteria to identify test scenarios early in the SDLC
  • Design, develop, and maintain automated test scripts for UI and API testing
  • Perform manual, regression, smoke, and exploratory testing
  • Automate tests using modern frameworks and tools to improve coverage and execution speed
  • Execute and validate UI and API tests using automation and manual tools
  • Validate backend data using SQL and PostgreSQL
  • Validate UI and API performance using automated performance testing scripts
  • Identify, document, and track defects, and work closely with development teams for resolution
  • Participate in sprint ceremonies, defect triage, and release readiness decisions
  • Ensure test automation follows best practices (reusability, maintainability, parallel execution)
  • Contribute to continuous improvement of QA processes and test frameworks
  • Experience integrating automation tests into CI/CD pipelines
  • Provide production support for live applications, including issue investigation, verification, and resolution support
  • Perform root cause analysis for production defects and work with development teams on fixes
  • Support hotfixes, patches, and emergency releases, ensuring minimal business impact
  • Assist in monitoring production incidents and ensuring SLA adherence
  • Actively participate in all scrum ceremonies
Skills and Requirements
  • Strong understanding of QA methodologies, SDLC, and STLC
  • Experience in:
    • Functional testing
    • Regression testing
    • Smoke/Sanity testing
    • Integration testing
    • End‑to‑end testing
    • Performance testing
  • Proven experience in automation testing for UI and APIs
  • Ability to create clear and comprehensive test plans, test cases, and test reports
  • Strong analytical, problem-solving, and communication skills
Technical Skills Automation & Testing Tools
  • Selenium (UI automation)
  • Playwright (UI automation)
  • xUnit (test framework)
  • Rest Sharp (API automation)
  • Artillery
  • Postman (manual and automated API testing)
Programming Languages
  • C#
  • Java
  • Type Script
  • Java Script
Databases & ORM
  • PostgreSQL
  • SQL (data validation, complex queries)
  • Dapper (data access and validation)
Testing Types
  • UI Automation Testing
  • API Automation Testing
  • Manual UI and API Testing
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Position Requirements
10+ Years work experience
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