Overview
Skills
Job Details
Job Title: Ranking Data Scientist (ML / Recommendation Systems)
Location: Remote – US
Duration: Contract
Rate: Market Rate
Job Overview
We are hiring a Ranking Data Scientist with strong hands-on experience in machine learning and predictive modeling to support large-scale content ranking and recommendation systems. The role focuses on analyzing complex datasets, building ML models, and driving measurable improvements in engagement and product performance.
Required Skills (Must-Have)
5+ years of experience as a Data Scientist / ML Scientist
Hands-on experience building machine learning & predictive models
Strong proficiency in Python and SQL
Experience with PyTorch and/or TensorFlow
Experience with recommendation systems, ranking models, or feed optimization
Strong background in experimentation / A/B testing
Experience working with large-scale datasets
Ability to collaborate with cross-functional teams (Product, Engineering, Stakeholders)
Preferred / Nice-to-Have Skills
Experience with Computer Vision or image/video-based models
Background in Social Media, Content Platforms, or AdTech
Prior experience with Meta / Facebook / Instagram
PhD in Computer Science, Machine Learning, Statistics, or related field
Key Responsibilities
Design, develop, and optimize ML models for ranking and recommendation systems
Perform exploratory data analysis on high-dimensional datasets
Build and evaluate advanced algorithms to improve content engagement and shareability
Design and analyze experiments (A/B testing)
Partner with engineers to deploy models into production
Monitor key metrics and conduct performance investigations
Provide data insights, dashboards, and leadership reporting
Support ad-hoc analytical and experimentation requests
Education
Master’s degree in Computer Science, Mathematics, Statistics, or related field (PhD preferred)
Equivalent practical experience will be considered
Keywords (for Dice Search Optimization)
Machine Learning, Ranking Models, Recommendation Systems, Data Scientist, Python, SQL, PyTorch, TensorFlow, Computer Vision, A/B Testing, Predictive Modeling, Large-Scale Data, Social Media, Meta