Senior Software Development Engineer In Test (Sr. SDET )

Actively Reviewing the Applications

Poshmark

India, Tamil Nadu, Chennai Full-Time On-site INR 12–16 LPA

Posted 3 hours ago • Apply by June 14, 2026

Job Description

About Poshmark

Poshmark is the leading fashion marketplace where style comes alive through discovery, self-expression, and human connection. Powered by a vibrant community of 165 million members, Poshmark brings real people and taste to shopping through a social experience shaped by shared discovery. Buying and selling fashion feels simple, joyful, and personal, while every item tells its own story. Poshmark empowers sellers to grow meaningful businesses, keeps fashion in circulation longer, and gives shoppers access to unique and trusted finds, from everyday pieces to one-of-a-kind vintage and luxury.

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.

Qualifications

4 to 7 years of solid programming and scripting experience with languages such as Python and Java.
Experienced in developing scalable test automation systems for web, mobile, and APIs using frameworks such as Appium, Selenium, and WebDriver.
Strong time management and prioritization abilities, capable of working both independently and in a collaborative team environment.
Proficient in writing clean, maintainable, and efficient code, with strong debugging skills
Hands-on experience with tools such as Jira, Confluence, GitHub, Unix commands, and Jenkins.
Skilled in all stages of automation, including GUI testing, integration testing, and stress testing.