Software Development Engineer in Test (SDET) - Okemos, MI

Digital Technology International; Okemos (MI); On-site; USD 90,000 - 130,000; Full time

Job summary

DTS is seeking an experienced Software Development Engineer in Test (SDET) to lead test automation across UI and API layers in Okemos, MI. The role emphasizes a test-first mindset, building scalable Playwright and TypeScript automation frameworks, and enabling faster, higher-quality releases through CI/CD integration.

Collaboration with Agile teams and mentoring peers are key parts of the position. This role also involves evolving legacy tests and ensuring traceability from requirements to

Qualifications

• Experience building scalable test automation frameworks.
• Ability to articulate testing rationale to teams.
• Experience with UI and API testing.
• Familiarity with HIPAA/security/compliance a plus.

Responsibilities

• Partner with Agile teams to define acceptance criteria.
• Build and evolve test automation frameworks for API and UI testing.
• Migrate from legacy frameworks to unified automation.
• Collaborate with developers to run tests in CI pipelines.
• Design and validate complex workflows not yet automated.
• Develop automated API tests and end-to-end tests.
• Contribute to test architecture decisions.
• Write and maintain SQL queries for data validation.
• Mentor peers and champion QA practices.
• Ensure traceability between requirements, tests, and defects.

Skills

Test strategy

Automation leadership

CI/CD familiarity

Exploratory testing

Communication

Tools

Playwright

TypeScript

Selenium

Postman

Newman

Job description

DTS is looking for experienced Software Development Engineer in Test (SDET) for our Client position based in Okemos, MI

Summary

We are seeking a forward-thinking SDET to help modernize and lead our test automation strategy. To be clear, the candidate needs to understand why they are doing what they are doing and be able to clearly articulate it to others (not an order taker).

This role will focus on building and maintainingscalable, maintainable, and integrated test automation frameworksacross UI and API layers using modern tools likePlaywright and TypeScript, while also contributing to CI/CD testing integration.

The SDET will also play a key role insupporting manual testing effortswithin Agile feature teams guiding test case creation/documentation, exploratory testing, and quality validation for areas not yet automated. This position is critical to enablingfeature teams to take ownership of both automated and manual testing, ensuring faster, higher-quality releases.

Primary Responsibilities

• Partner with Agile feature teams to understand user stories, define acceptance criteria, and promote atest-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 supportAPI 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.
• Testcase design, exploratory testing, and validation of complex workflows that are not yet automated.
• Develop and maintainautomated API tests (REST/SOAP)andend-to-end teststhat validate functional and non-functional requirements.
• Participate in code reviews and contribute to test architecture decisions to ensurereliability, reusability, and scalabilityof test assets.
• Write and maintainSQL queriesto validate data integrity and support test data creation strategies.
• Serve as aquality engineering champion help 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).
• Support feature teams with manual testing effortswhen needed, including test

Preferred Experience

• Hands-on experience with Playwright (Typescript preferred) or similar frameworks like Cypress.
• Migration experience from Selenium + Javaor Postman to modern frameworks.
• Familiarity with test reporting, dashboarding, and quality metrics in a DevOps environment.
• Experience with test case management tools (e.g., qTest, QMetry) and requirements traceability.

DTS Offers Excellent Compensation Package.