Poshmark

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.

About the role

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.

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.

About the role

We are looking for a Lead Software Development Engineer In Test (Lead SDET) who will define, design, and drive the automation and quality engineering strategy across Poshmark. You will take a hands-on leadership role in building scalable test automation frameworks and infrastructure while partnering closely with Engineering, Product, and QA Engineering teams.

You will have a significant impact on the quality of Poshmark’s growing products and services by creating the next generation of tools and frameworks that enable faster development, better testability, and higher confidence releases. You will influence software design, promote strong engineering practices.

Responsibilities

• Test Harnesses and Infrastructure: Design, implement, and maintain scalable test harnesses and testing infrastructure for web, mobile (iOS & Android), and APIs. Own the long-term architecture and evolution of automation frameworks. Leverages AI-assisted tools to improve test design, increase automation coverage, and reduce manual effort across web, mobile, and API testing.
• Automation Framework Leadership: Lead the design, enhancement, and optimization of automation frameworks using tools such as Selenium, Appium, Postman, and AI-driven solutions. Ensure frameworks are reliable, maintainable, and scalable, while establishing and enforcing strong coding and testing standards through regular code reviews.
• Product Quality and Engineering Partnership: Actively monitor product development and usage to identify quality gaps and risks. Partner with developers to improve testability, prevent defects, and integrate testing early in the development lifecycle. Embed automation into CI/CD pipelines to enable continuous testing and rapid feedback
• Metrics, Reporting, and Continuous Improvement: Define and track quality metrics such as automation coverage, defect trends, and execution stability. Create automated reporting solutions to support data-driven quality decisions. Continuously improve testing processes, tools, and workflows across teams
• Leadership and Mentorship: Mentor and guide the team on automation best practices and framework design, while translating complex initiatives into clear, actionable goals that enable effective execution.

6-Month Accomplishments

• Stabilize and enhance existing automation frameworks to improve reliability and execution consistency
• Uses AI-driven insights to continuously optimize test coverage, execution efficiency, and defect detection effectiveness.
• Collaborate with development teams to add new capabilities to the automation framework
• Ensure regular, stable execution of regression tests across multiple platforms
• Identify and resolve high-impact quality issues early in the development cycle

12+ Month Accomplishments

• Establish a scalable, future-ready automation architecture deeply integrated with CI/CD pipelines
• Guide the team in adopting AI-assisted testing practices that complement existing automation frameworks and quality processes.
• Lead efforts to optimize test execution time through parallelization and smarter automation strategies
• Mentor and grow a high-performing automation team with clear technical standards
• Drive measurable improvements in product quality and reduction of production defects

Qualifications

• 7+ years of experience in software testing with a strong focus on test automation
• 4+ years of hands-on programming experience using languages such as Python or Java
• Proven experience designing and scaling automation systems for web, mobile, and APIs
• Strong expertise with frameworks and tools such as Appium, Selenium, WebDriver, and CI/CD systems
• Experience across all phases of automation including GUI and integration.
• Hands-on experience with Jira, Confluence, GitHub, Unix commands, and Jenkins
• Excellent communication, problem-solving, and technical leadership skills

We’re looking for an experienced Site Reliability Engineer to fill the mission-critical role of ensuring that our complex, web-scale systems are healthy, monitored, automated, and designed to scale. You will use your background as an operations generalist to work closely with our development teams from the early stages of design all the way through identifying and resolving production issues. The ideal candidate will be passionate about an operations role that involves deep knowledge of both the application and the product, and will also believe that automation is a key component to operating large-scale systems.

6-Month Accomplishments

• Familiarize with poshmark tech stack and functional requirements.
• Get comfortable with automation tools/frameworks used within cloudops organization and deployment processes associated with.
• Gain in depth knowledge related to related product functionality and infrastructure required for it.
• Start Contributing by working on small to medium scale projects.
• Understand and follow on call rotation as a secondary to get familiarized with the on call process.

12+ Month Accomplishments

• Execute projects related to comms functionality, independently, with little guidance from lead.
• Create meaningful alerts and dashboards for various sub-system involved in targeted infrastructure.
• Identify gaps in infrastructure and suggest improvements or work on it.
• Get involved in on-call rotation.

Responsibilities

• Serve as a primary point responsible for the overall health, performance, and capacity of one or more of our Internet-facing services.
• Gain deep knowledge of our complex applications.
• Assist in the roll-out and deployment of new product features and installations to facilitate our rapid iteration and constant growth.
• Develop tools to improve our ability to rapidly deploy and effectively monitor custom applications in a large-scale UNIX environment.
• Work closely with development teams to ensure that platforms are designed with "operability" in mind.
• Function well in a fast-paced, rapidly-changing environment.
• Participate in a 24x7 on-call rotation.

Desired Skills

• 5+ years of experience in Systems Engineering/Site Reliability Operations role is required, ideally in a startup or fast-growing company.
• 5+ years in a UNIX-based large-scale web operations role.
• 5+ years of experience in doing 24/7 support for large scale production environments.
• Battle-proven, real-life experience in running a large scale production operation.
• Experience working on cloud-based infrastructure e.g AWS, GCP, Azure.
• Hands-on experience with continuous integration tools such as Jenkins, configuration management with Ansible, systems monitoring and alerting with tools such as Nagios, New Relic, Graphite.
• Experience scripting/coding
• Ability to use a wide variety of open source technologies and tools.

Technologies we use:

• Ruby, JavaScript, NodeJs, Tomcat, Nginx, HaProxy
• MongoDB, RabbitMQ, Redis, ElasticSearch.
• Amazon Web Services (EC2, RDS, CloudFront, S3, etc.)
• Terraform, Packer, Jenkins, Datadog, Kubernetes, Docker, Ansible and other DevOps tools.

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’re looking for an experienced Site Reliability Engineer to fill the mission-critical role of ensuring that our complex, web-scale systems are healthy, monitored, automated, and designed to scale. You will use your background as an operations generalist to work closely with our development teams from the early stages of design all the way through identifying and resolving production issues. The ideal candidate will be passionate about an operations role that involves deep knowledge of both the application and the product, and will also believe that automation is a key component to operating large-scale systems.

6-Month Accomplishments

• Familiarize with poshmark tech stack and functional requirements.
• Get comfortable with automation tools/frameworks used within cloudops organization and deployment processes associated with.
• Gain in depth knowledge related to related product functionality and infrastructure required for it.
• Start Contributing by working on small to medium scale projects.
• Understand and follow on call rotation as a secondary to get familiarized with the on call process.

12+ Month Accomplishments

• Execute projects related to comms functionality, independently, with little guidance from lead.
• Create meaningful alerts and dashboards for various sub-system involved in targeted infrastructure.
• Identify gaps in infrastructure and suggest improvements or work on it.
• Get involved in on-call rotation.

Responsibilities

• Serve as a primary point responsible for the overall health, performance, and capacity of one or more of our Internet-facing services.
• Gain deep knowledge of our complex applications.
• Assist in the roll-out and deployment of new product features and installations to facilitate our rapid iteration and constant growth.
• Develop tools to improve our ability to rapidly deploy and effectively monitor custom applications in a large-scale UNIX environment.
• Work closely with development teams to ensure that platforms are designed with "operability" in mind.
• Function well in a fast-paced, rapidly-changing environment.
• Participate in a 24x7 on-call rotation

Desired Skills

• 4+ years of experience in Systems Engineering/Site Reliability Operations role is required, ideally in a startup or fast-growing company.
• 4+ years in a UNIX-based large-scale web operations role.
• 4+ years of experience in doing 24/7 support for large scale production environments.
• Battle-proven, real-life experience in running a large scale production operation.
• Experience working on cloud-based infrastructure e.g AWS, GCP, Azure.
• Hands-on experience with continuous integration tools such as Jenkins, configuration management with Ansible, systems monitoring and alerting with tools such as Nagios, New Relic, Graphite.
• Experience scripting/coding
• Ability to use a wide variety of open source technologies and tools.

Technologies we use:

• Ruby, JavaScript, NodeJs, Tomcat, Nginx, HaProxy
• MongoDB, RabbitMQ, Redis, ElasticSearch.
• Amazon Web Services (EC2, RDS, CloudFront, S3, etc.)
• Terraform, Packer, Jenkins, Datadog, Kubernetes, Docker, Ansible and other DevOps tools.

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.

Poshmark is looking for a talented and creative Senior Software Engineer, Android. If you are someone who loves creating mobile applications that have a simple user interface and solid code, and are passionate about developing new user experiences, solving difficult problems, and creating delightful solutions, this is a perfect job for you! You have the unique opportunity to play a critical part in defining and building the perfect experience for millions, developing scalable, well-designed software that enhances people’s lives globally. Join our world-class team and help build the future of Poshmark.

Role Specification

This position is a full-time role located in Chennai, India.

Responsibilities

• Architect, build, iterate, and manage our Android mobile application.
• Able to own and deliver a feature independently.
• Partner closely with our design, product, and engineering teams to produce a feature that flows seamlessly and works intuitively.
• Able to understand the requirements and come up with estimates, write high quality, maintainable and unit-testable code.
• Own important pieces of the product that have high visibility both internally and externally.

6-Month Accomplishments

• Get familiar with Poshmark’s ecosystem and tools
• Contributing to Poshmark’s Android feature development
• Have a good collaboration within the team. Also, with other teams like Product, Design, QA, DevOps
• Should participate in technical discussions, code reviews, and provide valuable inputs to other Team members.

12+ Month Accomplishments

• Drive feature development independently
• Provide ideas/changes to improve Android application code.
• Mentor a fellow developer.

Desired Skills & Experience

• Strong foundation in the fundamentals of programming, data structures, algorithms, and software design optimized for mobile systems.
• 4+ years of relevant SWE experience with experience developing Android apps (Preferably, apps released into the Play Store)
• Experience in Kotlin, Java and using Android Studio.
• Experience in using software design patterns. (MVVM)
• Proficiency in Multi-threading and performance & memory optimization
• Experience in writing unit test cases.
• Excellent communication skills and ability to work cross-functionally.
• Experience in using RESTful APIs
• Proficient understanding of code versioning tools, such as Git

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.

About the role

Poshmark is looking for a talented and creative iOS Engineer (Software Engineer II / Senior Engineer I). If you are someone who loves creating mobile applications that have a simple user interface and solid code, and are passionate about developing new user experiences, solving difficult problems, and creating delightful solutions, this is a perfect job for you! You have the unique opportunity to play a critical part in defining and building the perfect experience for millions, developing scalable, well-designed software that enhances people’s lives globally. Join our world-class team and help build the future of Poshmark.

Role Specification:

This position is a full-time role located in Chennai, India.

Responsibilities:

• Architect, build, iterate, and manage our iOS mobile application.
• Able to own and deliver a feature independently.
• Partner closely with our design, product, and engineering teams to produce a feature that flows seamlessly and works intuitively.
• Able to understand the requirements and come up with estimates, write high quality, maintainable and unit-testable code.
• Own important pieces of the product that have high visibility both internally and externally.

6-Month Accomplishments

• Get familiar with Poshmark’s ecosystem and tools
• Contributing to Poshmark’s iOS feature development
• Have a good collaboration within the team. Also, with other teams like Product, Design, QA, DevOps
• Should participate in technical discussions, code reviews, and provide valuable inputs to other Team members.

12+ Month Accomplishments

• Drive feature development independently
• Provide ideas/changes to improve ios application code.
• Mentor a fellow developer.

Desired Skills & Experience

• Strong foundation in the fundamentals of programming, data structures, algorithms, and software design optimized for mobile systems.
• 2+ years of relevant SWE experience with experience developing iOS apps (Preferably, apps released into the AppStore)
• Experience in Swift, Objective C, and XCode.
• Experience in using software design patterns. (MVVM)
• Proficiency in Multi-threading and performance & memory optimization
• Experience in writing unit test cases.
• Excellent communication skills and ability to work cross-functionally.
• Experience in using RESTful APIs
• Proficient understanding of code versioning tools, such as Git

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.

About the role

Poshmark is seeking a Lead Software QA Engineer to join the Quality Assurance team. You will design, develop, drive, and deliver high-level test strategies, methodologies, and take a hands-on approach to see that they are implemented timely and efficiently. You will partner with our team to help us build out our QA functions and streamline our manual testing, while maintaining close liaison with other departments on technical matters. Overall, driving the integrity and quality of technical work on significant projects. This is a unique opportunity for someone looking to take on big challenges and grow professionally.

Responsibilities

• Conduct manual QA testing of new and existing products, performance and end to end product for Poshmark's mobile applications (iOS & Android) as well as Web application and Cloud Platform
• Develop test scenarios and test cases based on business requirements and user stories
• Identify and write bug reports
• Ability to analyze potential issue and do root cause analysis and assign issue to the right development team
• Follow up with Engineering and Product team members to see bug fixes through completion
• Review bug descriptions, functional requirements, and design documents, incorporating this information into test plans and test cases
• Ability to work with multiple projects at once and across all platforms
• Ability to understand complex system design and implementation to drive in-depth QA tasks
• Ability to lead a small team within a focused area and break down complex tasks into manageable goals for junior team members
• Lead ongoing efforts across QA organization and be the voice of quality for the organization

6-Month Accomplishments

• Able to contribute to develop new test cases, test scenarios
• Run and perform regular regression tests and debug/fix possible issues
• Debug and enhance current test suites
• Coordinate and handle projects

12-Month Accomplishments

• Lead a team of QA engineers and handle multiple projects
• Coach and mentor junior QA engineers
• Contributing in design proper process and QA methodologies at current level for features
• Implement / enhance ability to work on larger projects with proper process in place

Qualifications:

• 6 to 9 years of software testing experience in mobile (iOS and android) and desktop environments
• Experience in leading a team and handling projects
• Experience with bug tracking software - experience with JIRA preferred
• Excellent verbal and written communication skills
• Excellent attention to detail, with an ability to multitask and meet deadlines
• Ability to work in both a team environment and independently
• Aptitude to learn quickly and effectively
• Strong time management and prioritization skills