Senior Data Scientist Job at Harnham, Santa Clara, CA

ZjFVWHd5S3BSVHE5UlVlSXZJd0tua1JwOXc9PQ==
  • Harnham
  • Santa Clara, CA

Job Description

SENIOR DATA SCIENTIST - SEARCH AND RECOMMENDATIONS

SAN FRANCISCO BAY AREA (HYBRID)

$160,000 – $190,000 BASE SALARY + EQUITY

ABOUT THE ROLE

We’re seeking a Data Scientist II to drive next-generation personalization and discovery for a fast-growing social commerce marketplace. You’ll partner with Machine Learning Engineers and product teams to design, build, and deploy models that impact millions of daily buyers and sellers. This is a high-impact, hands-on position ideal for someone passionate about transforming large-scale data into measurable business outcomes.

KEY RESPONSIBILITIES

  • Model Development: Build and refine recommendation, personalization, and ranking models that scale to millions of users and hundreds of thousands of new listings each day.
  • Experimentation: Design and analyze A/B tests, iterating on metrics such as click-through rate, conversion, and listing quality.
  • Collaboration: Work closely with MLEs to move models from prototype to production, ensuring performance and reliability.
  • Data & Insights: Explore large-scale marketplace data to identify trends, create features, and improve model accuracy.
  • Cross-Functional Impact: Partner with product, engineering, and analytics stakeholders to translate business needs into technical solutions.

REQUIREMENTS

  • 3+ years of applied data science or machine learning experience
  • Proficient in Python and deep learning frameworks (PyTorch or TensorFlow)
  • Hands-on with recommendation, ranking, or personalization models at consumer scale
  • Skilled in working with high-volume data and deploying production ML systems
  • Knowledge of full ML lifecycle: development through monitoring
  • Familiar with modern data infrastructure (Databricks, Feature Stores) and cloud platforms (GCP/AWS)

Why Join

  • You’ll join an expanding AI/ML team that’s scaling rapidly to support multiple product squads, offering opportunities to work on cutting-edge projects and deepen your technical expertise. Expect mentorship from senior staff scientists, visibility across teams, and the chance to shape personalized shopping experiences for millions of global users.

Job Tags

Similar Jobs

Wegmans Food Markets

Wegmans Warehouse Team Member Job at Wegmans Food Markets

Schedule: Full time Availability: Applying To This Requisition Allows You To Be Considered For Multiple Opportunities. Please Provide As Much Availability That Works With Your Schedule. Age Requirement: Must be 18 years or older Location: Rochester, NY Address...

Mercy

MRI Technologist-Part Time Job at Mercy

 ...Here Exceptional Benefits Starting Day One: ~ Comprehensive Health Coverage Medical, dental, and vision through United Healthcare...  ...Minorities/Females/Disabled/Veterans Computed tomography, CT Tech, Technology, A.R.R.T., ARRT, X-Ray Technologist, X-Ray,X-Ray Tech... 

ROCS Grad Staffing

Field Technician - Entry-Level (Construction / Data Centers) Job at ROCS Grad Staffing

 ...technology company as a Field Technician and help build and maintain the systems that...  ...data centers. No prior data center experience required we provide full training and...  ...What Youll Do as a Field Technician Entry-Level (Construction / Data Centers) As a Field... 

Cincinnati Metals Fabrication Inc

Skilled Fabricator Welder Job at Cincinnati Metals Fabrication Inc

 ...Competitive Pay Career Advancement Job Summary We are seeking a Skilled, Experienced Fabricator to join our team! In this role, you will construct Architectural products from Metal Stock and Laser cut Components, ensuring all pieces meet prints and specifications.... 

HWC Logistics

Courier / Delivery Driver Job at HWC Logistics

Job Description Overview HWC Logistics is seeking reliable and motivated Delivery Drivers to join our team. As an independent contractor, you will play a vital role in delivering medical supplies and pharmacy orders. We provide steady routes, weekly pay, and full support...