Staff Data Scientist

Poshmark
Redwood City
Workplace: OnsiteFull timeUSD 188,936 - 268,149 annuallyFunction: Data Science & Machine LearningExperience: 5-8 yearsSkills: ["Problem-solving","Communication","Cross-functional collaboration"]

Lead end-to-end data science initiatives delivering measurable impact across personalization, recommendation, computer vision, and GenAI. Collaborate with ML engineers, product managers, and stakeholders to design and deploy high-impact models, and build scalable solutions for product, marketing, operations, and community. Own the full ML lifecycle—from data exploration and model development to deployment and performance optimization—while exploring emerging AI methods to keep the platform at the cutting edge.

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FursaFursa
Poshmark
Poshmark
6 months ago

Staff Data Scientist

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Source: Company careers pageValidated by: Fursa AI
Last checked: 12 hours agoStatus: Live

Job Summary

Lead end-to-end data science initiatives delivering measurable impact across personalization, recommendation, computer vision, and GenAI. Collaborate with ML engineers, product managers, and stakeholders to design and deploy high-impact models, and build scalable solutions for product, marketing, operations, and community. Own the full ML lifecycle—from data exploration and model development to deployment and performance optimization—while exploring emerging AI methods to keep the platform at the cutting edge.
Location: Redwood City
Workplace: Onsite
Employment Type: Full time
Job Function: Data Science & Machine Learning
Seniority: Mid level

Key Responsibilities

  • •Lead end-to-end data science initiatives from ideation to deployment, delivering measurable impact.
  • •Collaborate with ML engineers, product managers, and stakeholders to design and deploy high-impact models.
  • •Develop scalable solutions across product, marketing, operations, and community functions.
  • •Own the full ML lifecycle including data exploration, model development, deployment, and performance optimization.
  • •Experiment with emerging AI trends, technologies, and methodologies to keep the team at the cutting edge.

Pay and Benefits

Salary: USD 188,936 - 268,149 annually

Key Requirements

  • •5–8 years of experience building scalable data science solutions in a big data environment.
  • •Hands-on experience with key ML algorithms including CNNs, Transformers, and Vision Transformers.
  • •Proficiency in Python, SQL, and Spark (Scala or PySpark), with deep learning frameworks such as PyTorch or TensorFlow.
  • •Strong understanding of linear algebra, statistics, probability, calculus, and A/B testing.
  • •Ability to solve complex problems and communicate technical ideas effectively to executives and engineers.
Experience:5-8 yearsBig dataPersonalizationRecommendation systems
Skills:Problem-solvingCommunicationCross-functional collaboration
Tech Stack:PythonSQLSparkScalaPySparkPyTorchTensorFlowCNNsTransformersVision TransformersA/B testingGenAILLMsRAGPEFT

Company Brief

Poshmark
Operates a social commerce marketplace for new and secondhand fashion, home goods, and beauty products. The platform lets users buy, sell, and share listings through a community-driven shopping experience.
Industry: Online Marketplaces
Company Size: Large (251 to 1,000 employees)
Revenue: USD 250M to 500M
Growth: Established Company
Funding: IPO / Publicly Listed
Headquarters: Redwood City, United States
Founded: 2011
WebsiteLinkedIn