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Custom Business Solutions, Inc. · 1 day ago

Software Development Engineer in Test (SDET)

Farmington Hills, MI

Contract

Onsite

Mid, Senior Level

Custom Business Solutions, Inc. is seeking a forward-thinking SDET to help modernize and lead their test automation strategy. This role will focus on building and maintaining scalable test automation frameworks across UI and API layers while supporting manual testing efforts within Agile feature teams.

ConsultingInformation TechnologyStaffing Agency

H1B Sponsor Likely

Responsibilities

Partner with Agile feature teams to understand user stories, define acceptance criteria, and promote a test-first mindset through collaboration in design and refinement sessions

Build, maintain, and evolve test automation frameworks using Playwright (preferred), TypeScript, or other enterprise-approved tools to support API and UI testing

Drive the transition from legacy frameworks (e.g., Selenium + Java, Postman/Newman) to unified automation aligned with our CI/CD strategy

Collaborate with developers and QA engineers to ensure test cases are executed in CI pipelines and provide fast, actionable feedback

Support feature teams with manual testing efforts when needed, including test case design, exploratory testing, and validation of complex workflows that are not yet automated

Develop and maintain automated API tests (REST/SOAP) and end-to-end tests that validate functional and non-functional requirements

Participate in code reviews and contribute to test architecture decisions to ensure reliability, reusability, and scalability of test assets

Write and maintain SQL queries to validate data integrity and support test data creation strategies

Serve as a quality engineering champion—helping guide automation strategy, mentoring peers, and contributing to continuous improvement of QA practices

Ensure traceability between requirements, tests, and defects, and support compliance with enterprise policies (e.g., HIPAA, security, audit readiness)

Qualification

PlaywrightTypeScriptAPI testingSeleniumSQLManual testingAgile methodologyTest case designQuality metricsTest reporting

Required

Build, maintain, and evolve test automation frameworks using Playwright, TypeScript, or other enterprise-approved tools to support API and UI testing