Lead Data Scientist - Personalization & Recommendation EnginesHarnham • Santa Clara, CA, United States
serp_jobs.error_messages.no_longer_accepting
Lead Data Scientist - Personalization & Recommendation Engines
Harnham • Santa Clara, CA, United States
job_description.job_card.variable_days_ago
serp_jobs.job_preview.job_type
- serp_jobs.job_card.full_time
job_description.job_card.job_description7–10 years of experience building, deploying, and maintaining ML models at scale. Deep expertise in Python, SQL, Spark (PySpark or Scala) and frameworks like PyTorch or TensorFlow. Proven track record in consumer tech or large-scale marketplaces companies. Hands-on experience with CNNs, Transformers, Vision Transformers, and personalization algorithms. Background in user behavior modeling, search relevance, or real-time data systems. Strong foundation in experimentation (A / B testing), statistics, and applied ML. Exceptional communication skills and the ability to translate technical insights into business value. Experience with LLMs, RAG (Retrieval-Augmented Generation), or PEFT (Parameter-Efficient Fine-Tuning) techniques.
Lead Data Scientist - Personalization & Recommendation Engines
Location : SF Bay Area - Hybrid (3 days / week onsite)
Salary : $200-260k base + Equity
A leading commerce marketplace with 130M+ users and billions of daily events is hiring a Staff Machine Learning Scientist to drive innovation across personalization, feed ranking, computer vision, and GenAI. You'll work on high-impact ML solutions that directly shape user experience and business outcomes at massive scale.
What You’ll Do
- Lead full-lifecycle ML projects from idea to production across core areas like personalization, trust & safety, marketing optimization, and user engagement.
- Own the ML development process—from data exploration and feature engineering to model training, deployment, and post-launch optimization.
- Collaborate cross-functionally with ML engineers, PMs, and business stakeholders to identify and prioritize high-leverage initiatives.
- Experiment with emerging AI techniques, including GenAI, Computer Vision, and LLMs, to push the boundaries of what’s possible on the platform.
- Build scalable, production-ready ML systems that enhance key metrics like retention, engagement, and conversion.
What You Bring
serp_jobs.job_alerts.create_a_job
Lead Data Scientist • Santa Clara, CA, United States
Job_description.internal_linking.related_jobs
Hi, we're Brigit! A holistic financial health company helping everyday Americans build a brighter financial future.With a business model that is aligned with our customers, we create transparen...serp_jobs.internal_linking.show_more
SENIOR DATA SCIENTIST - SEARCH AND RECOMMENDATIONS.SAN FRANCISCO BAY AREA (HYBRID).Were seeking a Data Scientist II to drive next-generation personalization and discovery for a fast-growing social ...serp_jobs.internal_linking.show_more SENIOR DATA SCIENTIST - SEARCH AND RECOMMENDATIONS.SAN FRANCISCO BAY AREA (HYBRID).Were seeking a Data Scientist II to drive next-generation personalization and discovery for a fast-growing social ...serp_jobs.internal_linking.show_more 
Principal Data Scientist – (Gen AI, Machine Learning).Are you energized by the idea of innovating with Generative AI? Do you want to create global impact while tackling challenges at the forefront ...serp_jobs.internal_linking.show_more
Changing the world through digital experiences is what Adobe’s all about.We give everyone—from emerging artists to global brands—everything they need to design and deliver exceptional digital exper...serp_jobs.internal_linking.show_more
You will lead the development and optimization of AI Systems that drive personalization for Gap’s digital business, working closely with cross-functional teams to deliver personalized and engaging ...serp_jobs.internal_linking.show_more
At Sprinter Health, our mission is reimagining how people access care by bringing it directly to their homes.Nearly 30% of patients in the U.
For many, the ER becomes their first touchpoint with the...serp_jobs.internal_linking.show_more SENIOR DATA SCIENTIST - SEARCH AND RECOMMENDATIONS.SAN FRANCISCO BAY AREA (HYBRID).We’re seeking a Data Scientist II to drive next-generation personalization and discovery for a fast-growing social...serp_jobs.internal_linking.show_more SENIOR DATA SCIENTIST - SEARCH AND RECOMMENDATIONS.SAN FRANCISCO BAY AREA (HYBRID).Were seeking a Data Scientist II to drive next-generation personalization and discovery for a fast-growing social ...serp_jobs.internal_linking.show_more 
In this role, you’ll own the end-to-end lifecycle of advanced ML / DL systems—from research and data strategy to deployment—while shaping our technical roadmap and mentoring peers.If you are passiona...serp_jobs.internal_linking.show_more SENIOR DATA SCIENTIST - SEARCH AND RECOMMENDATIONS.SAN FRANCISCO BAY AREA (HYBRID).Were seeking a Data Scientist II to drive next-generation personalization and discovery for a fast-growing social ...serp_jobs.internal_linking.show_more SENIOR DATA SCIENTIST - SEARCH AND RECOMMENDATIONS.SAN FRANCISCO BAY AREA (HYBRID).Were seeking a Data Scientist II to drive next-generation personalization and discovery for a fast-growing social ...serp_jobs.internal_linking.show_more 
REQUIRED SKILL : ADF, SQL(DataOps), Python, Devops.We are looking for an experienced Data Science & Analytics Lead to drive data-driven decision-making and advanced analytics initiatives in the reta...serp_jobs.internal_linking.show_more At Sprinter Health, our mission is reimagining how people access care by bringing it directly to their homes.Nearly 30% of patients in the U.
For many, the ER becomes their first touchpoint with the...serp_jobs.internal_linking.show_more 
Senior Data Scientist, Amazon Global Selling - AIT.Amazon Global Selling has been helping individuals and businesses increase sales and reach new customers around the globe.Today, more than 50% of ...serp_jobs.internal_linking.show_more
Discord is used by over 200 million people every month for many different reasons, but there’s one thing that nearly everyone does on our platform : .
Over 90% of our users play games, spending a comb...serp_jobs.internal_linking.show_more
Philo is a small, ambitious startup building the future of television.Our product lets you watch your favorite shows on all the devices you care about, with intelligent search, insightful discovery...serp_jobs.internal_linking.show_more
Altimate AI, founded in 2022 in San Francisco, is revolutionizing enterprise data operations through the power of AI.Our mission is to alleviate the burden on overworked and understaffed enterprise...serp_jobs.internal_linking.show_more
CXAPP is a forward-thinking technology company that leverages AI and data science to drive innovation and deliver cutting-edge solutions.
We are seeking talented AI Applications and Data Science Eng...serp_jobs.internal_linking.show_more
Weee! is the largest and fastest-growing ethnic e-grocer in the United States, operating in one of the largest underserved categories in retail with affordable access to exciting ethnic food.By par...serp_jobs.internal_linking.show_more
Lead Data Scientist
Brigit • San Francisco, CA, US
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Senior Data Scientist (Alameda)
Harnham • Alameda, CA, US
serp_jobs.job_card.part_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Senior Data Scientist (San Francisco Bay Area)
Harnham • San Francisco Bay Area, US
serp_jobs.job_card.part_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Principal Data Scientist (10042)
Extreme Networks, Inc. • San Jose, CA, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Principal Data Scientist
I did my part and supported the Regular Toilet • San Jose, CA, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Principal Data Scientist - Recommender Systems
Gap Inc. • San Francisco, CA, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
AI Incubator - Data Engineer
Sprinter Health • Menlo Park, CA, US
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_hours • serp_jobs.job_card.promoted • serp_jobs.job_card.new
Senior Data Scientist
Harnham • Sunnyvale, CA, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Senior Data Scientist (San Francisco)
Harnham • San Francisco, CA, US
serp_jobs.job_card.part_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
R&D Senior Data Scientist
Division5 • Palo Alto, CA, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Senior Data Scientist (Fremont)
Harnham • Fremont, CA, US
serp_jobs.job_card.part_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Senior Data Scientist (Hayward)
Harnham • Hayward, CA, US
serp_jobs.job_card.part_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Data Science & Analytics Lead
TechDigital Group • San Francisco, CA, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Clinical Data - Senior / Staff Data Scientist
Sprinter Health • Menlo Park, CA, US
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_hours • serp_jobs.job_card.promoted • serp_jobs.job_card.new
Senior Data Scientist, Amazon Global Selling -AIT
Amazon • Mountain View, CA, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Senior Data Scientist, Analytics
King River Capital Group • San Francisco, CA, United States
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Lead Data Scientist (Growth & Performance Marketing)
Philo • San Francisco, CA, US
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted
Senior Data Scientist - AI / ML Engineer
Altimate.ai • Sunnyvale, CA, US
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
AI Applications and Data Science Engineer
CXApp US, Inc. • San Ramon, CA, US
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_30 • serp_jobs.job_card.promoted
Staff Data Scientist
Weee! Inc • Fremont, CA, US
serp_jobs.job_card.full_time
serp_jobs.last_updated.last_updated_variable_days • serp_jobs.job_card.promoted