Software Development Engineer in Test

Help empower our global customers to connect to culture through their passions. Why you'll love this role Join our Quality Engineering team as an SDET and help scale a reliable, efficient, and consistent automated testing ecosystem across engineering teams.You will manage automated test execution in the Lamdatest test environment, maintain and improve automation frameworks, troubleshoot failures, and strengthen CI/CD quality practices. This role focuses on enabling teams to execute, maintain, and improve automated testing rather than developing individual test cases. What you'll do Test Execution and Reliability Manage automated test execution in the Lamdatest test environment. Monitor test runs and investigate recurring, intermittent, and flaky failures. Support regression, integration, end-to-end, and release validation activities. Improve test execution speed, stability, scalability, and maintainability. Reduce test duplication and identify opportunities to expand automation coverage. Automation Platforms and Frameworks Maintain, troubleshoot, and enhance existing automation frameworks. Integrate automated tests into shared execution workflows and CI/CD pipelines. Standardize framework usage, test tagging, test organization, and execution patterns. Improve test reporting, dashboards, notifications, and test health visibility. Maintain test environments, test data, configuration, dependencies, and execution infrastructure. Cross-Functional Quality Engineering Analyze failures across application, automation, environment, data, and infrastructure layers. Partner with developers and platform teams to identify root causes and implement solutions. Improve application testability and increase release confidence. Implement and maintain automated quality gates within CI/CD pipelines. Support post-release validation and investigations involving testing or test environments. Document setup procedures, execution workflows, troubleshooting steps, and operational guidelines. Improve the quality engineering platform and developer experience through continuous process and tooling enhancements. About you Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field. 4+ years of experience in SDET, test automation, quality engineering, or a similar engineering role. Strong programming skills in Java, JavaScript, TypeScript, or Python. Hands-on experience maintaining and enhancing automated test frameworks. Experience with UI automation tools such as Playwright, Cypress, Selenium, or WebdriverIO. Experience with API automation and validation using Postman, RestAssured, or similar tools. Experience managing automated test execution in shared or non-production environments. Strong understanding of automation architecture, execution strategies, and failure analysis. Familiarity with Git-based development workflows and CI/CD pipelines. Experience implementing or supporting automated quality gates. Strong troubleshooting skills across application, automation, environment, and infrastructure layers. Ability to influence and support multiple engineering teams without directly owning their codebases. Excellent communication, collaboration, and documentation skills. Experience with Playwright or other modern automation frameworks. Experience managing automated test execution in a centralized test environment. Experience with CircleCI, GitHub Actions, Jenkins, Harness, or similar CI/CD platforms. Experience with flaky test detection, retry strategies, parallel execution, and test reporting. Exposure to AWS or other cloud platforms. Understanding of microservices and distributed systems. Experience with SQL and database validation. Experience managing test data, service dependencies, environment configuration, or containerized execution. Exposure to observability, logging, monitoring, and debugging tools. Experience standardizing automation practices across multiple engineering teams. Experience with AI-assisted testing tools and quality engineering practices.         About StockX StockX is proud to be a Detroit-based technology leader focused on the large and growing online market for sneakers, apparel, accessories, electronics, collectibles, trading cards, and more. StockX's powerful platform connects buyers and sellers of high-demand consumer goods from around the world using dynamic pricing mechanics. This approach affords access and market visibility powered by real-time data that empowers buyers and sellers to determine and transact based on market value. The StockX platform features hundreds of brands across verticals including Jordan Brand, adidas, Nike, Supreme, BAPE, Off-White, Louis Vuitton, Gucci; collectibles from brands including LEGO, KAWS, Bearbrick, and Pop Mart; and electronics from industry-leading manufacturers Sony, Microsoft, Meta, and Apple. Launched in 2016, StockX employs 1,000 people across offices and verification centers around the world. Learn more at www.stockx.com.     We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. This job description is intended to convey information essential to understanding the scope of the job and the general nature and level of work performed by job holders within this job. However, this job description is not intended to be an exhaustive list of qualifications, skills, efforts, duties, responsibilities or working conditions associated with the position. StockX reserves the right to amend this job description at any time. StockX may utilize AI to rank job applicant submissions against the position requirements to assist in determining candidate alignment.

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