Flex

Senior Software Development Engineer in Test (SDET)

Flex
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3 hours ago
Remote, WorldwideSenior

Base Salary

$116k - $170k/yr

Responsibilities

  • Architect, implement, and optimize automated test frameworks for complex product areas.
  • Design, develop, and maintain automated API, UI, and integration test suites.
  • Lead test strategy development, risk analysis, and test architecture for major features and systems.
  • Integrate automated testing into CI/CD pipelines.
  • Identify systemic quality issues, test coverage gaps, and cross-team process improvements.
  • Collaborate with engineering, product, and quality leaders on quality initiatives and release planning.
  • Mentor junior SDETs and QA team members and provide technical guidance.
  • Review code and test cases for quality and maintainability.
  • Maintain test documentation, reports, and quality metrics.
  • Investigate and resolve complex defects and production issues through debugging and root cause analysis.

Requirements

  • Bachelor’s degree in Computer Science or a related field, or equivalent experience.
  • 5+ years of experience in software development and test automation.
  • Advanced proficiency in multiple programming languages and test automation frameworks.
  • Deep experience with automation frameworks such as Playwright, Cypress, Selenium, or RestAssured.
  • Strong expertise in API, UI, and integration testing.
  • Proficiency in CI/CD pipeline integration and optimization.
  • Experience with test strategy, risk analysis, and test architecture.
  • Advanced debugging, troubleshooting, and root cause analysis skills.
  • Understanding of database systems and advanced SQL.
  • Experience with observability and monitoring tools such as DataDog and NewRelic.
  • Strong cross-functional communication, written and verbal communication, and mentorship skills.

Benefits

  • Medical, dental, and vision coverage for full-time U.S. employees.
  • Company equity and a 401(k) plan with company match for full-time U.S. employees.
  • Unlimited paid time off and 13 company-paid holidays for full-time U.S. employees.
  • Parental leave and a free Flex subscription for full-time U.S. employees.
  • Full-time non-U.S. employees receive competitive compensation, company equity, and unlimited PTO.
  • Roles posted in New York, San Francisco, and Salt Lake City are hybrid with on-site expectations of 2–3 days per week; candidates elsewhere may be eligible for relocation assistance.

Tech Stack

CypressDatadogSeleniumSQL

Categories

Flex

About Flex

10,000+ employees

Flex is a global contract manufacturer and supply chain partner that designs, builds, and services products for electronics, automotive, industrial, and healthcare brands. It offers design engineering, new product introduction, mass manufacturing, and logistics services under long-term partnerships and fee-for-service models. Founded in 1969 and headquartered in Austin, Texas, Flex is a public company traded on NASDAQ.

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