Senior Sdet

## About Heady Heady is a mobile agency based in Dumbo, Brooklyn. We work with startups and established brands to build and deliver stellar mobile products. We highly value integrity, transparency, and equality throughout our tight-knit work family. In addition to a positive work environment, we offer comprehensive benefits, flexible schedules, and dog-friendly offices. We hope to meet you soon! ## About the role Heady is looking for an experienced, well-rounded Software Development Engineer In Test (SDET) to join our growing team. In this position, you will own responsibility for the quality of our work and work closely with a strong, cross-functional, and cross-geographical team of engineers, product managers, and designers and help cultivate a quality mindset, coach and advocate for quality while assisting teams with software testing practices. ## Responsibilities - Create automation frameworks and implement various design patterns - API and UI automation scripting and maintenance - Test integration with CI - Test integration with the cloud platform - Build health analysis - Interact with clients as needed to ensure that we are delivering what they require ## Qualification & Skills - A bachelor's degree in Computer Science or equivalent experience, with 5+ years of automation experience - 3+ years of coding expertise using TypeScript or JavaScript - 3+ years of hands‑on experience with Playwright for web automation - 2+ years of experience in mobile app testing using Appium (Android/iOS) - 1+ year of experience working with MCP (Playwright MCP or Appium MCP) - 2+ years of experience writing API automation scripts and unit test scripts - Strong working knowledge of Git and CI/CD pipelines such as GitHub Actions, Jenkins, Azure DevOps, or GitLab CI - Excellent familiarity with automation design patterns, including POM, FPOM, FDP, Singleton, and other scalable framework patterns - Experience using AI‑assisted automation tools (Claude Code, GitHub Copilot, Codex, etc.) is a strong advantage - Strong attention to detail, effective multitasking ability, and the capability to work both independently and collaboratively ## Bonus points if you have - Hands-on experience with XCUI with Swift, Cypress, WebdriverIO, RestAssured, and JMeter - Experience in Security Testing