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Poshmark

Staff Software Engineer, SRE

Poshmark, Redwood City, California, United States, 94061

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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. Responsibilities

Lead design and development of scalable CI/CD systems enabling efficient and reliable delivery for multiple engineering teams Architect, automate, and optimize non‑production infrastructure to improve developer productivity, reliability, and environment consistency Implement enhanced observability and monitoring solutions to reduce MTTR and proactively improve system health Drive DevEx improvements including remote dev environments, build optimizations, and automation workflows Champion infrastructure‑as‑code standards (Terraform, Ansible, etc.) for repeatable and secure deployments Collaborate with cross‑functional stakeholders (Security, QA, Data Engineering, Platform teams) to align reliability and operational goals Lead key explorations of emerging tools and technologies to evolve the platform (e.g., GitHub Actions, ArgoCD, service mesh, logging modernization) Mentor engineers on DevOps best practices, fostering strong engineering culture, quality, and ownership Serve as an escalation point during production‑like issues in non‑prod environments to ensure rapid resolution Influence roadmap prioritization with data‑driven decision making 6‑Month Accomplishments

Deliver meaningful improvements in CI stability and runtime performance Increase developer feedback velocity by reducing pipeline execution times Strengthen observability capabilities across non‑production environments Provide architecture guidance and secure automation for key platform enhancements 12‑Month Accomplishments

Mature the developer experience platform with measurable improvements in engineering throughput Lead modernization of CI/CD tech stack with self‑service capabilities Drive multi‑environment reliability initiatives leading to reduced incidents Establish best practices and reusable frameworks adopted across teams Requirements

5–8+ years of experience in DevOps, SRE, or Infrastructure Engineering roles 7+ years engineering experience with majority focused on DevOps, SRE, or Platform Engineering Strong Kubernetes expertise (workload orchestration and cluster‑level debugging) Proven experience architecting CI/CD systems at scale (Jenkins/GitHub Actions/Spinnaker) Hands‑on experience with automation tools: Terraform, Helm, Ansible, etc. Solid understanding of distributed systems, monitoring, and operational excellence Proficient in Python, Bash, Golang, or Ruby for automation Strong leadership communication skills with ability to mentor and influence Track record of driving impactful technical initiatives end‑to‑end Seniority level

Mid‑Senior level Employment type

Full‑time Job function

Engineering and Information Technology Industries

Retail Apparel and Fashion

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