Poshmark
Poshmark

14 Poshmark Networking Jobs Hiring Near You

About Poshmark Poshmark is the leading fashion marketplace where style comes alive through ... network, and sequence-based models. * Working experience with at least one ML model: LLMs, GNN ...

Poshmark is looking for exceptional people who want to make a positive impact through their work ... network, and sequence-based models. * Working experience with at least one ML model: LLMs, GNN ...

Poshmark is looking for exceptional people who want to make a positive impact through their work ... Design, configure, implement, and maintain network infrastructure including firewalls, switches ...

Sr. Engineer, Machine Learning

Redwood City, CA · On-site

$127K - $175K/yr

Poshmark is the leading fashion marketplace where style comes alive through discovery, self ... network, and sequence-based models. • Working experience with at least one ML model: LLMs, GNN ...

Sr. IT Engineer II

Redwood City, CA · On-site

$96K - $161K/yr

Poshmark is looking for exceptional people who want to make a positive impact through their work ... Design, configure, implement, and maintain network infrastructure including firewalls, switches ...

About Poshmark Poshmark is the leading fashion marketplace where style comes alive through ... Perform deep-dive root cause analysis of sophisticated attacks spanning infrastructure, network ...

Poshmark is looking for exceptional people who want to make a positive impact through their work ... Perform deep-dive root cause analysis of sophisticated attacks spanning infrastructure, network ...

Software Engineer - SOC

Redwood City, CA · On-site

$94K - $132K/yr

Poshmark is looking for exceptional people who want to make a positive impact through their work ... Perform deep-dive root cause analysis of sophisticated attacks spanning infrastructure, network ...

Software Engineer - SOC

Redwood City, CA · On-site

$94K - $132K/yr

Poshmark is looking for exceptional people who want to make a positive impact through their work ... Perform deep-dive root cause analysis of sophisticated attacks spanning infrastructure, network ...

Poshmark Jobs Information

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Infographic showing various Networking job openings at Poshmark in the United States as of May 2026, with employment types broken down into 100% Full Time. Highlights an 91% Physical, and 9% Remote job distribution.
Sr. Engineer, Machine Learning

Sr. Engineer, Machine Learning

Poshmark

Redwood City, CA

$127K - $175K/yr

Full-time

Posted yesterday


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.

The Machine Learning team is a central player in the Poshmark organization. Our mission is to build a world-class machine learning platform to bring value out of data for us and for our customers. Our goal is to democratize data science and machine learning, support exploding business, and use machine learning to drive value across the chain (Search, personalization, fraud detection, catalog digitization to name a few).

Responsibilities:
  • Manage the entire ML lifecycle from data collection to deployment and monitoring

  • Collaborate across teams such as DS, QA, Infra and other engineering teams to productionize ML models

  • Write and optimize code for production environments, ensuring the robustness and reliability of ML services at scale

  • Manage and support current solutions while evolving them to incorporate newer technologies

  • Strong written, verbal, and presentation skills, with the ability to convey complex concepts in a clear and simple manner

  • Stay updated with the latest developments in data science and machine learning

Desired Skills & Experience:
  • 4+ years of experience applying Machine Learning to concrete problems at large scale

  • Bachelors or Masters in Computer Science, Statistics, or related field

  • Strong CS fundamentals. Should be able to write algorithms with ease.

  • Solid understanding of Data Science and ML fundamentals - Regression, Classification, Tree-based approach, Neural network, and sequence-based models.

  • Working experience with at least one ML model: LLMs, GNN, Deep Learning, Logistic Regression, Gradient Boosting trees, etc.

  • Should have excellent understanding of ML lifecycle

  • Good understanding of system architecture. Have knowledge of big data technologies - streaming architecture, data pipelines, etc.

  • Experience with Python, SQL, Java or Scala

Good to Have:
  • Big data systems - Spark, EMR, S3, AirFlow

  • Production experience with LLMs and prompt engineering

  • Experience with Flask, FastAPI, RabbitMQ, Embeddings and Vector DBs

Our Techstack:
  • Pytorch, Tensorflow, Sklearn

  • Flask, Fastapi, Gunicorn, Quarkus

  • MLFlow, Sagemaker, Kibana, Airflow, Databricks, Grafana, Datadog

  • Docker, Kubernetes, Jenkins

  • Redis, Redshift, MongoDB, Spark, Kafka, RabbitMQ, Milvus