Poshmark
Sr. Software Engineer, Cloud Platform
- Location
- Redwood City, CA, US
- Arrangement
- Hybrid
- Employment type
- Full-time
- Level
- Senior
- Posted
- 18 September 2026 (12 days ago)
Checked 12 days agoApplications go to the employer, never to RoleSprint
About this role
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.
🎯 ABOUT THE ROLE
Poshmark is looking for a Senior Software Engineer to support the rapid growth of our Cloud Platform and marketplace. In this role, you’ll help build and operate a high-traffic, fast-growing platform while receiving mentorship and guidance from experienced engineers. You’ll work at scale and push the boundaries of cloud-based technologies to help power Poshmark’s continued growth.
⚙️ WHAT YOU’LL DO
Design, develop, and maintain backend services that support Poshmark’s marketplace experience.
Collaborate with peers and senior engineers to implement scalable, efficient, and maintainable systems.
Write clean, well-documented, and well-tested code following best practices.
Participate in code reviews and learn from feedback to continually improve.
Troubleshoot and fix issues across distributed systems in production environments.
Contribute to improving development processes, tooling, and team workflows.
6-Month Accomplishments:
Become proficient with Poshmark’s tech stack, development tools, and codebase.
Ship production-quality code with guidance from senior team members.
Take ownership of small to medium-sized components or features.
Collaborate effectively with Product, QA, and Design teams on feature delivery.
12+ Month Accomplishments:
Independently deliver features from design to production.
Contribute to performance improvements and scalability initiatives.
Develop a strong understanding of Poshmark’s system architecture and make data-driven technical decisions.
Participate in technical discussions and contribute ideas to improve platform reliability and efficiency.
Mentor interns or new hires joining the team.
💪 WHAT YOU’LL BRING
- BE or MS in Computer Science or related technical discipline (or equivalent). Solid foundation in computer science with strong competencies in data structures, algorithms and software design
- 4+ years of relevant software engineering experience through projects or internships
- Experience with Amazon AWS or other Cloud Computing platforms is preferred
- Experience with any or all of: Ruby, JRuby, Java, HTML5, JavaScript, CSS, MongoDB, ElasticSearch, RabbitMQ, Linux
- User-oriented focus and obsession with quality
- Experience with email and or push notifications technology a plus
Work location
- Redwood City, CA, US
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About this listing
Published on Ashby under the board identifier Poshmark, which is the name the employer’s own job board carries. RoleSprint has not verified the company’s registered or trading name, so it is shown exactly as published rather than tidied up.
RoleSprint is not the employer and not a recruiter. Applications are made on the employer’s own site and never reach us; what RoleSprint does is help you decide whether a role is worth your time and prepare for it if it is.
Published 18 September 2026, last checked 12 days ago. A posting stops being advertised here 90 days after the employer published it, and one the employer takes down is marked closed rather than quietly removed.