Data Scientist (San Francisco)

This range is provided by Harnham. Your actual pay will be based on your skills and experience talk with your recruiter to learn more.

Base pay range

$180,000.00/yr - $220,000.00/yr

Direct message the job poster from Harnham

Do you want to build machine learning models used by millions of people?

Have you worked on personalisation, recommender systems, or GenAI applications?

Are you ready to grow your career in a high-scale AI environment?

A US-based social commerce marketplace with over 90 million users and 200 million+ listings is expanding its AI/ML organisation to deliver a personalised, discovery-first shopping experience. Backed by a major global tech & commerce group, the company is doubling its AI/ML squads from 3 to 7 this year, creating high-impact roles in engineering and data science.

Role Summary

As a Data Scientist II , you will work within a cross-functional AI squad to design, develop, and deploy models for personalisation, recommender systems, GenAI-powered seller tools, and trust & safety. Youll collaborate with MLEs, product managers, and analysts to ensure models are robust, scalable, and impactful.

Key Responsibilities

• Build and deploy ML models for personalisation, ranking, CV, and NLP
• Collaborate with MLEs and product teams on experimentation and optimisation
• Contribute to model monitoring and performance tracking
• Work under mentorship from senior DSs to expand technical depth
• Working Model: Hybrid 3 days/week onsite (Bay Area, CA)
• Stack: Python, PyTorch, Spark, Databricks, GCP/AWS

Interested? Please apply below.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Research

• Industries

  Retail and Technology, Information and Media

Referrals increase your chances of interviewing at Harnham by 2x

Inferred from the description for this job

Medical insurance

Vision insurance

401(k)

Get notified about new Data Scientist jobs in San Francisco Bay Area .

San Francisco, CA $140,000.00-$170,000.00 3 days ago

San Francisco, CA $121,900.00-$161,600.00 4 days ago

Data Scientist Graduate (TikTok-Product-Data Science)-2026 Start (BS/MS)

San Jose, CA $114,000.00-$177,777.00 1 week ago

Senior Data Scientist, ML - Recommendations

Fremont, CA $145,000.00-$204,000.00 4 days ago

Mountain View, CA $136,301.00-$172,486.00 1 week ago

San Jose, CA $130,000.00-$200,000.00 4 days ago

San Francisco, CA $255,000.00-$405,000.00 3 days ago

San Francisco, CA $122,000.00-$167,000.00 5 days ago

Sunnyvale, CA $173,000.00-$242,000.00 1 week ago

San Francisco County, CA $180,000.00-$250,000.00 21 hours ago

San Francisco, CA $85,000.00-$120,000.00 2 hours ago

Santa Clara, CA $170,000.00-$225,000.00 18 hours ago

Sunnyvale, CA $145,000.00-$204,000.00 1 week ago

Sunnyvale, CA $165,000.00-$180,000.00 4 days ago

Fremont, CA $145,000.00-$204,000.00 1 week ago

Data Scientist, Energy Analytics, Google Cloud

Sunnyvale, CA $166,000.00-$244,000.00 1 week ago

Were unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.

#J-18808-Ljbffr