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Poshmark • Chennai, Tamil Nadu, India
Role & seniority: Senior Software Development Engineer In Test (Sr. SDET)
Stack/tools: Python/Java; web/mobile/API test automation; Selenium; Appium; WebDriver; CI/CD (Jenkins); Jira; Confluence; GitHub; Unix
Design, implement, and maintain test harnesses and scalable testing infrastructure
Build/extend automation frameworks for web, mobile, and API testing; ensure reliable test execution
Collaborate with developers, PMs, and QA to integrate testing into CI/CD; monitor product quality; report metrics
4–7 years of programming/scripting (Python/Java)
Experience building scalable test automation for web/mobile/API (Selenium, Appium, WebDriver)
Strong debugging, clean/maintainable code; time management and collaboration
Hands-on with Jira, Confluence, GitHub, Unix commands, Jenkins; GUI/integration/stress testing
Experience with scalable testing infrastructure, parallel testing, and performance/quality metrics
Mentoring others in test automation and cross-functional collaboration
Location & work type: Not specified (no location or remote/on-site details provided)
About Poshmark Poshmark is a leading fashion resale marketplace powered by a vibrant, highly engaged community of buyers and sellers and real-time social experiences. Designed to make online selling fun, more social and easier than ever, Poshmark empowers its sellers to turn their closet into a thriving business and share their style with the world. Since its founding in 2011, Poshmark has grown its community to over 130 million users and generated over $10 billion in GMV, helping sellers realize billions in earnings, delighting buyers with deals and one-of-a-kind items, and building a more sustainable future for fashion. For more information, please visit www.poshmark.com, and for company news, visit newsroom.poshmark.com. We seek a Senior Software Development Engineer In Test (Sr. SDET ) who will collaborate with stakeholders to define comprehensive test strategies and partner with developers, product managers, and QA teams to design, develop, and maintain robust automated testing frameworks and solutions. You'll greatly impact the quality of Poshmark's growing products and services by creating the next generation of tools and frameworks that make our users and developers more productive. You will influence better software design, promote proper engineering practice, bug prevention strategies, testability, accessibility, privacy, and other advanced quality concepts across products. Responsibilities
Test Harnesses and Infrastructure: Design, implement, and maintain test harnesses and scalable testing infrastructure by writing high-quality code.
Automation Frameworks: Build and extend automation frameworks using tools like Selenium and Appium, writing clean, reusable, and efficient code to enable reliable test execution.
Product Quality Monitoring: Actively monitor product development and usage at all stages, using custom scripts or tools to identify areas for quality improvement.
Collaborative Development: Partner with developers to write testable code, identify potential issues early in the development cycle, and integrate testing into CI/CD pipelines.
Metrics and Reporting: Create and maintain automated solutions for tracking and reporting quality metrics, enabling data-driven decision-making. 6-Month Accomplishments
Enhance Automation Framework: Collaborate with development teams to design and add new features to the automation framework, ensuring it evolves to meet project needs.
Run and Debug Automation Tests: Perform regular automation tests across multiple platforms, debug and resolve issues, and ensure smooth execution of regression tests to maintain product stability.
Improve Product Quality Metrics: Identify and resolve high-priority defects, reducing production issues and improving quality metrics such as defect density and cycle time. 12+ Month Accomplishments
Build Testing Infrastructure: Set up scalable test harnesses and integrate them with CI/CD pipelines to enable continuous testing and faster feedback loops.
Knowledge Sharing and Collaboration: Mentor team members in test automation best practices, introduce efficient coding standards and foster cross-functional collaboration for seamless delivery.
Optimize Test Efficiency: Lead efforts to improve test execution time by optimizing automation scripts and implementing parallel testing, resulting in faster feedback cycles and more efficient releases.